1931 01 35.20  20.80  28.00 
1931 02 33.90  20.90  27.40 
1931 03 33.20  20.70  26.95 
1931 04 33.09  20.50  26.80 
1931 05 30.00  19.70  24.85 
1931 06 28.50  17.50  23.00 
1931 07 27.20  16.90  22.05 
1931 08 26.60  16.60  21.60 
1931 09 29.50  17.79  23.65 
1931 10 33.00  19.50  26.25 
1931 11 31.00  19.50  25.25 
1931 12 32.59  20.00  26.30 
1932 01 32.40  20.60  26.50 
1932 02 33.90  20.60  27.25 
1932 03 32.90  20.40  26.65 
1932 04 32.70  20.50  26.60 
1932 05 31.20  19.70  25.45 
1932 06 30.60  19.20  24.90 
1932 07 27.00  17.70  22.35 
1932 08 28.20  17.10  22.65 
1932 09 30.30  18.79  24.55 
1932 10 33.00  19.60  26.30 
1932 11 32.90  20.50  26.70 
1932 12 35.20  20.70  27.95 
1933 01 34.40  21.30  27.85 
1933 02 34.59  21.00  27.80 
1933 03 32.50  21.10  26.80 
1933 04 28.90  20.20  24.55 
1933 05 25.80  18.60  22.20 
1933 06 25.10  17.79  21.45 
1933 07 25.60  16.90  21.25 
1933 08 26.10  17.10  21.60 
1933 09 30.40  18.29  24.34 
1933 10 33.40  20.00  26.70 
1933 11 30.90  19.90  25.40 
1933 12 32.00  20.20  26.10 
1934 01 32.00  20.00  26.00 
1934 02 34.40  21.00  27.70 
1934 03 32.40  20.40  26.40 
1934 04 31.10  20.50  25.80 
1934 05 27.80  19.20  23.50 
1934 06 25.90  17.60  21.75 
1934 07 24.80  16.40  20.59 
1934 08 27.40  16.70  22.05 
1934 09 30.00  18.70  24.35 
1934 10 29.80  18.79  24.30 
1934 11 31.40  19.90  25.65 
1934 12 33.09  20.80  26.95 
1935 01 30.90  20.50  25.70 
1935 02 30.60  20.70  25.65 
1935 03 30.00  20.70  25.35 
1935 04 29.30  20.70  25.00 
1935 05 24.90  18.60  21.75 
1935 06 26.00  18.40  22.20 
1935 07 25.40  17.40  21.40 
1935 08 26.00  17.29  21.65 
1935 09 29.60  18.20  23.90 
1935 10 33.40  19.70  26.55 
1935 11 33.09  20.20  26.65 
1935 12 33.50  20.80  27.15 
1936 01 31.20  20.10  25.65 
1936 02 30.00  20.50  25.25 
1936 03 31.70  20.40  26.05 
1936 04 29.90  20.40  25.15 
1936 05 27.60  19.40  23.50 
1936 06 25.50  17.79  21.65 
1936 07 26.20  16.79  21.50 
1936 08 27.80  17.70  22.75 
1936 09 30.00  18.20  24.10 
1936 10 31.20  19.29  25.25 
1936 11 32.40  19.79  26.10 
1936 12 33.80  20.70  27.25 
1937 01 34.20  20.80  27.50 
1937 02 31.20  20.70  25.95 
1937 03 32.09  21.10  26.59 
1937 04 30.50  20.29  25.40 
1937 05 27.20  18.70  22.95 
1937 06 25.80  17.29  21.55 
1937 07 26.00  17.20  21.60 
1937 08 28.50  16.90  22.70 
1937 09 30.00  17.79  23.90 
1937 10 32.70  19.70  26.20 
1937 11 33.80  20.70  27.25 
1937 12 33.80  20.70  27.25 
1938 02 34.59  21.60  28.09 
1938 03 30.50  20.70  25.60 
1938 04 29.30  19.90  24.59 
1938 05 27.60  19.50  23.55 
1938 06 26.00  18.00  22.00 
1938 07 24.70  16.79  20.75 
1938 08 26.90  17.10  22.00 
1938 09 29.10  18.40  23.75 
1938 10 32.00  19.40  25.70 
1938 11 32.00  20.10  26.05 
1938 12 33.40  20.50  26.95 
1939 01 32.00  20.29  26.15 
1939 02 31.50  20.50  26.00 
1939 03 33.59  20.80  27.20 
1939 04 32.09  20.50  26.30 
1939 05 30.00  19.50  24.75 
1939 06 27.70  18.29  23.00 
1939 07 25.60  17.10  21.35 
1939 08 26.30  17.40  21.84 
1939 09 28.40  18.40  23.40 
1939 10 29.50  18.70  24.10 
1939 11 31.20  20.00  25.60 
1939 12 32.09  20.60  26.34 
1940 01 31.60  20.80  26.20 
1940 02 31.40  21.10  26.25 
1940 03 29.30  20.40  24.84 
1940 04 28.80  20.40  24.59 
1940 05 26.70  19.40  23.05 
1940 06 26.20  17.10  21.65 
1940 07 25.40  17.40  21.40 
1940 08 27.40  17.10  22.25 
1940 09 28.00  18.50  23.25 
1940 10 32.40  19.29  25.85 
1940 11 30.90  20.50  25.70 
1940 12 31.20  20.60  25.90 
1941 01 31.90  20.70  26.30 
1941 02 31.30  21.10  26.20 
1941 03 30.10  20.70  25.40 
1941 04 29.10  20.29  24.70 
1941 05 27.30  18.70  23.00 
1941 06 25.60  18.20  21.90 
1941 07 25.30  17.60  21.45 
1941 08 27.50  17.90  22.70 
1941 09 30.70  18.70  24.70 
1941 10 31.90  19.90  25.90 
1941 11 31.90  20.00  25.95 
1941 12 30.80  20.20  25.50 
1942 01 33.40  20.70  27.05 
1942 02 32.40  21.20  26.80 
1942 03 33.20  21.10  27.15 
1942 04 30.20  20.29  25.25 
1942 05 28.80  19.29  24.05 
1942 06 23.60  18.00  20.80 
1942 07 25.80  16.90  21.34 
1942 08 26.10  16.70  21.40 
1942 09 31.10  19.10  25.10 
1942 10 31.20  19.90  25.55 
1942 11 30.10  20.10  25.10 
1942 12 30.30  20.40  25.34 
1943 01 31.40  21.00  26.20 
1943 02 32.30  22.30  27.30 
1943 03 31.90  21.70  26.80 
1943 04 30.20  20.29  25.25 
1943 05 25.60  17.90  21.75 
1943 06 27.20  17.40  22.30 
1943 07 24.00  16.60  20.29 
1943 08 27.30  16.60  21.95 
1943 09 27.90  17.40  22.65 
1943 10 31.70  19.50  25.60 
1943 11 31.00  19.79  25.40 
1943 12 30.00  19.90  24.95 
1944 01 31.20  20.80  26.00 
1944 02 33.00  20.70  26.85 
1944 03 33.50  20.80  27.15 
1944 04 29.40  20.40  24.90 
1944 05 27.30  18.60  22.95 
1944 06 27.10  17.79  22.45 
1944 07 24.90  16.60  20.75 
1944 08 25.60  16.50  21.05 
1944 09 28.50  17.60  23.05 
1944 10 31.50  19.50  25.50 
1944 11 32.20  20.50  26.35 
1944 12 28.80  20.50  24.65 
1945 01 30.40  20.60  25.50 
1945 02 31.10  20.29  25.70 
1945 03 33.70  21.20  27.45 
1945 04 29.40  20.20  24.80 
1945 05 26.50  18.79  22.65 
1945 06 26.20  17.50  21.85 
1945 07 24.40  15.90  20.15 
1945 08 99.99  17.00 -99.99 
1945 09 26.70  17.29  22.00 
1945 10 28.10  19.00  23.55 
1945 11 31.20  20.29  25.75 
1945 12 31.50  20.20  25.85 
1946 01 32.09  20.70  26.40 
1946 02 33.50  21.20  27.35 
1946 03 33.20  21.40  27.30 
1946 04 30.40  20.70  25.55 
1946 05 28.10  19.79  23.95 
1946 06 27.70  18.50  23.10 
1946 07 27.10  18.00  22.55 
1946 08 27.10  17.40  22.25 
1946 09 29.80  18.29  24.05 
1946 10 32.59  19.60  26.09 
1946 11 32.30  20.50  26.40 
1946 12 31.60  20.40  26.00 
1947 01 32.80  20.80  26.80 
1947 02 33.50  21.10  27.30 
1947 03 31.70  21.20  26.45 
1947 04 28.50  20.20  24.35 
1947 05 27.30  19.20  23.25 
1947 06 26.20  18.10  22.15 
1947 07 26.40  17.40  21.90 
1947 08 27.40  19.20  23.30 
1947 09 30.00  18.70  24.35 
1947 10 30.50  20.10  25.30 
1947 11 28.00  19.90  23.95 
1947 12 30.00  20.29  25.15 
1948 01 30.60  20.70  25.65 
1948 02 32.40  20.60  26.50 
1948 03 30.60  21.10  25.85 
1948 04 28.90  20.80  24.84 
1948 05 27.30  19.10  23.20 
1948 06 25.40  18.50  21.95 
1948 07 24.90  17.90  21.40 
1948 08 25.80  16.70  21.25 
1948 09 27.80  18.29  23.05 
1948 10 30.70  19.40  25.05 
1948 11 31.90  20.50  26.20 
1948 12 28.80  20.50  24.65 
1949 01 30.90  20.80  25.84 
1949 02 32.09  20.70  26.40 
1949 03 32.59  21.60  27.09 
1949 04 29.90  21.10  25.50 
1949 05 27.80  19.40  23.59 
1949 06 26.80  19.00  22.90 
1949 07 25.10  16.90  21.00 
1949 08 26.70  17.10  21.90 
1949 09 28.00  18.29  23.15 
1949 10 31.20  19.79  25.50 
1949 11 30.40  20.60  25.50 
1949 12 30.90  19.90  25.40 
1950 01 31.70  21.30  26.50 
1950 02 32.09  21.60  26.84 
1950 03 30.00  21.10  25.55 
1950 04 29.10  20.70  24.90 
1950 05 27.00  19.10  23.05 
1950 06 26.70  17.79  22.25 
1950 07 25.50  16.70  21.10 
1950 08 26.00  16.70  21.35 
1950 09 29.60  18.50  24.05 
1950 10 30.50  19.50  25.00 
1950 11 32.00  20.80  26.40 
1950 12 31.70  20.50  26.10 
1951 01 32.20  21.00  26.60 
1951 02 34.00  21.30  27.65 
1951 03 32.80  21.70  27.25 
1951 04 29.10  20.80  24.95 
1951 05 26.80  19.50  23.15 
1951 06 24.50  18.00  21.25 
1951 07 25.10  16.90  21.00 
1951 08 25.90  17.29  21.59 
1951 09 28.00  17.50  22.75 
1951 10 31.10  19.90  25.50 
1951 11 32.20  20.29  26.25 
1951 12 31.70  21.30  26.50 
1952 01 32.80  21.40  27.09 
1952 02 34.30  22.80  28.55 
1952 03 30.50  22.80  26.65 
1952 04 31.20  22.10  26.65 
1952 05 27.10  19.90  23.50 
1952 06 28.70  18.90  23.80 
1952 07 26.90  18.29  22.59 
1952 08 27.30  18.20  22.75 
1952 09 31.10  19.79  25.45 
1952 10 32.00  20.20  26.10 
1952 11 32.70  21.10  26.90 
1952 12 30.50  21.30  25.90 
1953 01 31.50  20.90  26.20 
1953 02 32.20  21.60  26.90 
1953 03 31.40  21.20  26.30 
1953 04 30.70  21.40  26.05 
1953 05 28.00  19.90  23.95 
1953 06 26.20  18.60  22.40 
1953 07 26.60  17.60  22.10 
1953 08 27.30  17.90  22.59 
1953 09 29.30  19.40  24.34 
1953 10 31.60  20.20  25.90 
1953 11 32.40  21.40  26.90 
1953 12 30.20  20.80  25.50 
1954 01 30.30  20.70  25.50 
1954 02 30.90  21.50  26.20 
1954 03 30.70  21.40  26.05 
1954 04 29.10  20.70  24.90 
1954 05 28.10  19.20  23.65 
1954 06 27.10  17.60  22.35 
1954 07 26.60  17.50  22.05 
1954 08 26.40  17.00  21.70 
1954 09 29.90  18.40  24.15 
1954 10 32.30  19.29  25.80 
1954 11 31.40  20.40  25.90 
1954 12 30.00  19.79  24.90 
1955 01 29.50  19.79  24.65 
1955 02 29.40  20.10  24.75 
1955 03 31.80  20.60  26.20 
1955 04 29.80  19.70  24.75 
1955 05 30.10  17.90  24.00 
1955 06 28.50  17.29  22.90 
1955 08 26.80  16.29  21.55 
1955 09 29.10  17.40  23.25 
1955 10 30.90  18.50  24.70 
1955 11 30.80  19.50  25.15 
1955 12 31.00  19.79  25.40 
1956 01 30.90  19.79  25.34 
1956 04 99.99  20.10 -99.99 
1956 05 99.99  20.00 -99.99 
1956 06 99.99  18.50 -99.99 
1956 07 99.99  18.10 -99.99 
1956 08 99.99  17.20 -99.99 
1956 09 28.90  18.10  23.50 
1956 10 30.70  19.60  25.15 
1956 11 29.60  20.20  24.90 
1956 12 30.20  20.90  25.55 
1957 01 29.70  20.40  25.05 
1957 02 31.80  20.90  26.34 
1957 03 29.70  20.70  25.20 
1957 04 28.70  20.10  24.40 
1957 05 26.00  18.70  22.35 
1957 06 25.50  18.00  21.75 
1957 07 25.30  17.20  21.25 
1957 08 26.80  17.29  22.05 
1957 09 30.50  18.60  24.55 
1957 10 30.90  19.20  25.05 
1957 11 32.90  20.50  26.70 
1957 12 33.30  20.50  26.90 
1958 01 30.60  20.60  25.60 
1958 02 31.30  20.29  25.80 
1958 03 31.30  21.00  26.15 
1958 04 30.90  20.29  25.59 
1958 05 28.10  19.60  23.85 
1958 06 26.70  18.00  22.35 
1958 07 26.10  18.10  22.10 
1958 08 27.60  17.40  22.50 
1958 09 29.40  18.00  23.70 
1958 10 30.40  15.30  22.85 
1958 11 31.70  15.30  23.50 
1958 12 31.00  15.40  23.20 
1959 01 30.80 -99.99 -99.99 
1959 02 33.70 -99.99 -99.99 
1959 03 33.20 -99.99 -99.99 
1959 04 32.20 -99.99 -99.99 
1959 05 29.40 -99.99 -99.99 
1959 06 28.00 -99.99 -99.99 
1959 07 26.20  12.90  19.54 
1959 08 27.20 -99.99 -99.99 
1959 09 29.10 -99.99 -99.99 
1959 10 32.40 -99.99 -99.99 
1959 11 32.80  15.80  24.30 
1959 12 33.70  16.50  25.10 
1960 01 30.90 -99.99 -99.99 
1960 02 31.20 -99.99 -99.99 
1960 03 29.10 -99.99 -99.99 
1960 04 28.10 -99.99 -99.99 
1960 05 26.80 -99.99 -99.99 
1960 06 25.40 -99.99 -99.99 
1960 07 24.80  12.10  18.45 
1960 08 26.10 -99.99 -99.99 
1960 09 28.60 -99.99 -99.99 
1960 10 30.70 -99.99 -99.99 
1960 11 31.70  15.20  23.45 
1960 12 31.80  15.70  23.75 
1961 01 32.06  15.79  23.92 
1961 02 32.66  16.12  24.39 
1961 03 32.46  16.50  24.48 
1961 04 31.73  15.63  23.68 
1961 05 30.40  15.91  23.15 
1961 06 27.38  13.99  20.68 
1961 07 26.25  12.63  19.44 
1961 08 28.33  14.84  21.58 
1961 09 31.19  16.46  23.83 
1961 10 31.33  17.58  24.45 
1961 11 33.56  18.56  26.06 
1961 12 32.59  16.27  24.43 
1962 01 33.05  16.44  24.74 
1962 02 33.41  16.36  24.88 
1962 03 32.21  16.16  24.18 
1962 04 31.24  15.82  23.53 
1962 05 28.52  14.59  21.55 
1962 06 26.15  13.10  19.62 
1962 07 25.95  13.98  19.96 
1962 08 27.50  13.66  20.58 
1962 09 30.33  16.11  23.22 
1962 10 31.99  15.13  23.56 
1962 11 30.62  18.70  24.66 
1962 12 30.05  15.80  22.92 
1963 01 31.84  15.57  23.70 
1963 02 30.90  16.14  23.52 
1963 03 31.88  15.99  23.93 
1963 04 30.39  16.14  23.26 
1963 05 26.84  13.74  20.29 
1963 06 27.52  12.78  20.15 
1963 07 26.75  11.99  19.36 
1963 08 28.15  12.09  20.11 
1963 09 30.15  13.12  21.63 
1963 10 33.05  15.33  24.18 
1963 11 32.99  15.81  24.40 
1963 12 29.81  15.45  22.63 
1964 01 30.10  15.80  22.95 
1964 02 31.40  16.20  23.80 
1964 03 30.04  16.27  23.15 
1964 04 28.65  16.43  22.54 
1964 05 27.21  16.10  21.65 
1964 06 26.20  15.31  20.75 
1964 07 25.31  15.78  20.54 
1964 08 26.43  14.98  20.70 
1964 09 27.99  13.11  20.55 
1964 11 30.13  15.63  22.88 
1964 12 30.78  14.92  22.85 
1965 01 31.94  14.88  23.41 
1965 02 34.09  15.44  24.76 
1965 03 33.34  16.32  24.83 
1965 04 30.69  15.68  23.18 
1965 05 29.78  14.01  21.89 
1965 06 27.29  13.89  20.59 
1965 07 27.24  13.14  20.19 
1965 08 28.46  13.25  20.85 
1965 09 30.27  13.64  21.95 
1965 10 31.45  15.21  23.33 
1965 11 31.11  19.43  25.27 
1965 12 31.69  20.62  26.15 
1966 01 31.60  19.56  25.58 
1966 02 29.53  19.75  24.64 
1966 03 30.61  17.39  24.00 
1966 04 29.43  15.75  22.59 
1966 05 27.68  13.92  20.80 
1966 06 26.40  13.43  19.91 
1966 07 25.46  12.77  19.11 
1966 08 26.53  12.23  19.38 
1966 09 28.80  13.33  21.06 
1966 10 32.02  15.76  23.89 
1966 11 30.58  19.08  24.83 
1966 12 30.93  20.04  25.48 
1967 01 32.83  20.54  26.68 
1967 02 32.41  21.09  26.75 
1967 03 32.18  21.32  26.75 
1967 04 30.11  20.88  25.49 
1967 05 28.77  20.08  24.42 
1967 06 27.27  19.15  23.21 
1967 07 25.79  17.11  21.45 
1967 08 27.23  17.15  22.18 
1967 09 29.98  17.87  23.92 
1967 12 30.84  19.95  25.39 
1968 01 31.52  20.37  25.94 
1968 02 31.07  20.90  25.98 
1968 03 29.63  20.09  24.86 
1968 04 30.53  19.92  25.22 
1968 05 27.99  18.98  23.48 
1968 06 24.90  15.99  20.44 
1968 08 27.12  17.04  22.08 
1968 09 29.57  17.93  23.75 
1968 10 32.18  19.75  25.97 
1968 11 30.43  20.20  25.31 
1968 12 30.83  20.60  25.71 
1969 01 31.41  20.67  26.04 
1969 02 31.96  20.78  26.37 
1969 03 30.08  21.18  25.63 
1969 07 27.09  17.99  22.54 
1969 08 28.70  17.75  23.22 
1969 09 31.30  18.94  25.12 
1969 10 33.34  20.04  26.69 
1969 11 33.95  20.48  27.21 
1969 12 30.31  20.32  25.31 
1970 01 30.25  20.37  25.31 
1970 02 31.41  20.74  26.07 
1970 03 30.87  20.81  25.84 
1970 04 31.07  20.53  25.80 
1970 05 30.05  19.62  24.83 
1970 06 28.26  17.95  23.10 
1970 07 26.35  17.18  21.76 
1970 08 27.56  17.23  22.39 
1970 09 31.44  18.95  25.19 
1970 10 32.07  20.52  26.29 
1970 11 31.03  20.49  25.76 
1970 12 32.93  20.28  26.61 
1973 01 34.16  21.92  28.04 
1973 02 34.91  22.20  28.55 
1973 03 33.91  21.98  27.95 
1973 04 31.13  21.46  26.29 
1973 05 29.26  20.45  24.85 
1973 07 26.81  17.91  22.36 
1973 09 28.67  19.20  23.93 
1973 10 29.61  19.83  24.72 
1973 11 32.93  21.29  27.11 
1973 12 33.87  21.53  27.70 
1974 01 32.50  21.28  26.89 
1974 02 30.95  21.00  25.97 
1974 03 30.95  21.31  26.13 
1974 04 29.49  21.00  25.24 
1974 05 28.03  20.08  24.05 
1974 06 26.25  17.93  22.09 
1974 07 25.37  16.77  21.07 
1974 08 27.67  17.76  22.71 
1974 09 29.23  18.45  23.84 
1974 11 29.93  20.31  25.12 
1974 12 31.46  20.65  26.05 
1975 01 31.40  21.25  26.32 
1975 02 32.30  21.36  26.83 
1975 03 31.69  21.49  26.59 
1975 05 28.27  19.20  23.74 
1975 06 27.26  17.89  22.57 
1975 07 25.34  17.23  21.28 
1975 08 26.44  14.76  20.60 
1975 09 28.05  13.31  20.68 
1975 10 31.92  14.83  23.37 
1975 11 33.57  15.61  24.59 
1975 12 30.43  18.56  24.49 
1976 01 31.51  21.03  26.27 
1976 02 29.60  20.75  25.17 
1976 03 29.48  20.69  25.08 
1976 04 29.95  20.46  25.21 
1976 05 28.74  19.79  24.26 
1976 06 27.92  18.58  23.25 
1976 07 27.12  17.60  22.36 
1976 08 27.81  17.09  22.45 
1976 09 30.17  19.64  24.90 
1976 10 28.02  19.54  23.78 
1976 11 28.63  20.29  24.46 
1976 12 30.26  20.32  25.29 
1977 01 29.39  20.85  25.12 
1977 02 28.72  20.50  24.61 
1977 03 31.73  21.13  26.43 
1977 04 29.58  20.89  25.23 
1977 05 26.87  19.28  23.07 
1977 06 25.96  18.84  22.40 
1977 07 25.00  18.03  21.51 
1977 08 27.69  17.89  22.79 
1977 09 29.46  18.91  24.18 
1977 10 29.64  18.64  24.14 
1977 11 32.59 -99.99 -99.99 
1977 12 29.80 -99.99 -99.99 
1978 01 28.90 -99.99 -99.99 
1978 02 28.68 -99.99 -99.99 
1978 03 27.78 -99.99 -99.99 
1978 04 27.78 -99.99 -99.99 
1978 05 26.30 -99.99 -99.99 
1978 06 24.77 -99.99 -99.99 
1978 07 25.32  18.34  21.83 
1978 08 25.36  17.28  21.32 
1978 09 27.34  18.19  22.76 
1978 10 29.99  19.62  24.81 
1978 11 30.96  20.58  25.77 
1978 12 28.97  20.33  24.65 
1979 01 29.22  21.03  25.12 
1979 02 28.92  20.78  24.85 
1979 03 29.90  20.77  25.33 
1979 04 29.61  20.63  25.12 
1979 05 27.31  19.58  23.44 
1979 06 25.26  17.98  21.62 
1979 07 25.61  17.15  21.38 
1979 08 27.33  18.16  22.74 
1979 09 29.29  18.83  24.06 
1979 10 31.54  20.42  25.98 
1979 11 31.41  20.89  26.15 
1979 12 31.71  21.29  26.50 
1980 01 29.20  20.89  25.04 
1980 02 27.76  20.96  24.36 
1980 03 28.28  20.48  24.38 
1980 04 29.08  20.07  24.57 
1980 05 27.99  19.75  23.87 
1980 06 27.32  18.34  22.83 
1980 07 26.35  17.93  22.14 
1980 08 27.57  17.99  22.78 
1980 09 28.81  19.00  23.90 
1980 10 31.24  19.75  25.49 
1980 11 30.11  20.83  25.47 
1980 12 30.55  20.80  25.67 
1986 01 30.04  20.78  25.41 
1986 02 31.11  20.87  25.99 
1986 03 30.26  21.30  25.78 
1986 04 31.18  21.09  26.13 
1986 05 29.56  20.12  24.84 
1986 07 27.10  18.25  22.67 
1986 08 28.86  18.70  23.78 
1986 10 30.25  19.95  25.10 
1986 12 31.28  20.78  26.03 
1987 01 32.00  21.09  26.55 
1987 02 33.62  21.83  27.72 
1987 03 30.93  21.68  26.30 
1987 04 28.86  20.78  24.82 
1987 05 27.80  19.12  23.46 
1987 06 26.60  19.14  22.87 
1987 07 27.44  18.57  23.00 
1987 08 29.26  18.51  23.88 
1987 09 30.79  19.54  25.17 
1987 10 33.34  20.68  27.01 
1987 11 32.54  21.33  26.93 
1987 12 30.86  22.11  26.48 
1988 01 31.62  21.52  26.57 
1988 02 33.87  21.89  27.88 
1988 03 31.55  22.50  27.02 
1988 04 29.30  22.28  25.79 
1988 05 27.88  20.68  24.28 
1988 06 25.79  19.75  22.77 
1988 08 26.33  19.23  22.78 
1988 09 29.00  20.90  24.95 
1988 10 29.77  22.11  25.94 
1988 11 30.70  22.39  26.54 
1988 12 28.68 -99.99 -99.99 
1989 01 31.67 -99.99 -99.99 
1989 02 32.93 -99.99 -99.99 
1989 03 31.13 -99.99 -99.99 
1993 01 31.02 -99.99 -99.99 
1993 02 32.95 -99.99 -99.99 
1993 03 33.99 -99.99 -99.99 
1993 04 32.89 -99.99 -99.99 
1993 05 29.52 -99.99 -99.99 
1993 06 27.42 -99.99 -99.99 
1993 07 28.01 -99.99 -99.99 
1993 08 27.36  18.83  23.09 
1993 09 31.19  19.87  25.53 
1993 10 30.82  20.72  25.77 
1993 11 32.54  21.54  27.04 
1993 12 33.72  22.17  27.94 
1994 01 32.91  22.29  27.60 
1994 02 32.72  22.29  27.50 
1994 03 30.96  22.04  26.50 
1994 04 29.51  21.35  25.43 
1994 05 27.73  20.46  24.09 
1994 06 26.98  19.93  23.45 
1994 07 25.41  18.70  22.06 
1994 08 27.91  18.01  22.96 
1994 09 29.15  18.99  24.07 
1994 10 31.88  20.17  26.02 
1994 11 32.68  21.26  26.97 
1994 12 33.34  21.88  27.61 
1995 01 34.20  21.98  28.09 
1995 02 34.50  22.97  28.73 
1995 03 32.91  22.51  27.71 
1995 04 29.56  21.90  25.73 
1995 05 28.79  21.26  25.02 
1995 06 26.68  19.28  22.98 
1995 07 26.22  18.44  22.33 
1995 08 28.14  18.61  23.37 
1995 09 29.52  19.29  24.41 
1995 10 32.75  20.57  26.66 
1995 11 31.06  20.86  25.96 
1995 12 30.64  21.11  25.87 
1996 01 32.06  21.63  26.84 
1996 02 34.38  22.39  28.38 
1996 03 34.65  23.14  28.89 
1996 04 31.26  21.68  26.47 
1996 05 29.34  20.46  24.90 
1996 06 25.62  18.39  22.00 
1996 07 26.40  17.70  22.05 
1996 08 27.20  18.35  22.77 
1996 09 29.37  19.29  24.33 
1996 10 31.58  20.73  26.15 
1996 11 30.14  20.97  25.55 
1996 12 31.36  21.10  26.23 
1997 01 30.69  21.33  26.01 
1997 02 30.36  20.76  25.56 
1997 03 28.05  20.53  24.29 
1997 04 28.10  20.12  24.11 
1997 05 25.13  19.07  22.09 
1997 06 26.24  17.94  22.09 
1997 07 25.43  18.01  21.72 
1997 08 26.99  18.51  22.75 
1997 09 31.97  20.87  26.42 
1997 10 32.77  21.57  27.17 
1997 11 31.96  20.96  26.46 
1997 12 33.08  21.60  27.34 
1998 01 32.65  22.11  27.38 
1998 02 32.81  22.49  27.65 
1998 03 34.16  22.64  28.40 
1998 04 33.30  22.06  27.68 
1998 05 30.81  20.84  25.82 
1998 06 27.54  18.95  23.24 
1998 07 27.01  18.62  22.81 
1998 08 28.65  18.40  23.52 
1998 09 30.65  19.39  25.02 
1998 10 32.82  20.52  26.67 
1998 11 32.29  21.34  26.81 
1998 12 30.81  20.71  25.75 
1999 01 31.98  21.08  26.53 
1999 02 32.71  21.51  27.11 
1999 03 32.87  21.47  27.16 
1999 04 31.84  21.23  26.53 
1999 05 29.08  19.87  24.48 
1999 06 27.91  19.37  23.64 
1999 07 27.00  18.18  22.59 
1999 08 26.29  17.37  21.83 
1999 09 28.63  18.31  23.47 
1999 10 29.05  19.04  24.05 
1999 11 29.01  20.27  24.64 
1999 12 29.86  20.43  25.14 
2000 01 30.00  20.45  25.23 
2000 02 30.64  20.46  25.55 
2000 03 30.20  20.45  25.32 
2000 04 29.26  20.23  24.74 
2000 05 27.63  19.00  23.31 
2000 06 26.21  17.81  22.00 
2000 07 27.10  17.46  22.28 
2000 08 27.75  18.41  23.08 
2000 09 29.07  19.23  24.15 
2000 10 32.24  20.53  26.38 
2000 11 30.21  20.89  25.55 
2000 12 29.71  20.63  25.16 
2001 01 30.84  20.59  25.71 
2001 02 33.75  21.64  27.69 
2001 03 31.13  21.46  26.29 
2001 04 31.03  20.83  25.93 
2001 05 31.26  21.03  26.14 
2001 06 26.19  18.87  22.53 
2001 07 26.53  18.29  22.41 
2001 08 26.03  17.79  21.91 
2001 09 28.70  19.18  23.94 
2001 10 31.24  20.60  25.92 
2001 11 33.70  21.43  27.56 
2001 12 31.84  21.87  26.85 
2002 01 29.18  20.71  24.94 
2002 02 30.14  20.53  25.33 
2002 03 30.73  21.43  26.08 
2002 04 29.99  21.38  25.68 
2002 05 28.92  19.68  24.30 
2002 06 26.65  19.31  22.98 
2002 07 26.78  18.54  22.66 
2002 08 27.29  18.43  22.86 
2002 09 29.92  19.84  24.88 
2002 10 31.89  20.64  26.26 
2002 11 33.05  21.21  27.13 
2002 12 32.90  21.93  27.41 
2003 01 33.18  22.07  27.63 
2003 02 31.55  21.72  26.63 
2003 03 31.87  22.19  27.03 
2003 04 31.61  22.04  26.82 
2003 05 28.05  20.19  24.12 
2003 06 26.35  19.37  22.86 
2003 07 25.22  18.16  21.68 
2003 08 26.82  18.93  22.87 
2003 09 29.11  19.56  24.33 
2003 10 31.31  20.51  25.91 
2003 11 30.38  21.20  25.79 
2003 12 32.91  21.87  27.39 
2004 01 30.78  21.84  26.31 
2004 02 30.19  21.70  25.94 
2004 03 99.99  21.85 -99.99 
2004 04 99.99  21.67 -99.99 
2004 05 28.20  20.07  24.13 
2004 06 26.61  19.46  23.04 
2004 07 26.00  18.15  22.07 
2004 08 27.75  18.43  23.09 
2004 09 29.62  19.19  24.40 
2004 10 31.51  20.82  26.16 
2004 11 32.08  21.46  26.77 
2004 12 31.70  21.75  26.72 
2005 01 32.68  22.37  27.52 
2005 02 30.74  22.17  26.45 
2005 03 30.91  22.22  26.56 
2005 04 28.64  21.38  25.00 
2005 05 26.77  20.29  23.53 
2005 06 25.81  19.16  22.48 
2005 07 25.30  17.87  21.59 
2005 08 26.64  18.32  22.48 
2005 09 29.64  19.71  24.68 
2005 10 32.37  20.97  26.66 
2005 11 31.88  21.41  26.64 
2005 12 30.83  21.57  26.20 
2006 01 32.75  21.67  27.21 
2006 02 34.22  22.71  28.46 
2006 03 30.99  22.25  26.62 
2006 04 28.50  21.40  24.95 
2006 05 26.41  19.69  23.05 
2006 06 24.70  18.27  21.48 
2006 07 24.98  17.10  21.04 
2006 08 26.63  18.37  22.50 
2006 09 28.67  18.89  23.78 
2006 10 29.54  20.37  24.96 
2006 11 29.56  20.57  25.06 
2006 12 31.98  21.48  26.73 
2007 01 34.25  22.06  28.16 
2007 02 30.50  21.22  25.86 
2007 03 28.70  20.71  24.70 
2007 04 28.58  20.26  24.42 
2007 05 27.20  19.26  23.23 
2007 06 26.75  18.46  22.61 
2007 07 26.52  18.45  22.48 
2007 08 27.15  18.09  22.62 
2007 09 28.50  18.31  23.40 
2007 10 30.70  19.79  25.25 
2007 11 32.50  20.91  26.70 
2007 12 31.66  20.97  26.31 
2008 01 32.87  21.31  27.09 
2008 02 32.91  21.66  27.29 
2008 03 31.49  21.44  26.46 
2008 04 30.23  21.47  25.84 
2008 05 27.99  19.49  23.74 
2008 06 26.32  18.36  22.34 
2008 07 25.50  17.67  21.58 
2008 08 27.93  18.43  23.18 
2008 09 29.31  19.37  24.34 
2008 10 31.44  20.25  25.84 
2008 11 33.52  21.25  27.38 
2008 12 30.39  21.25  25.82 
2009 01 32.25  21.56  26.91 
2009 02 31.33  21.52  26.42 
2009 03 34.22  22.55  28.38 
2009 04 29.80  21.16  25.48 
2009 05 26.85  19.98  23.41 
2009 06 26.75  19.02  22.88 
2009 07 27.19  18.79  22.99 
2009 08 27.29  18.77  23.03 
2009 09 30.96  22.16  26.56 
2009 10 31.43  20.45  25.94 
2009 11 31.33  20.46  25.90 
2009 12 32.52  21.22  26.87 
2010 01 32.47  20.87  26.67 
2010 02 33.23  21.38  27.30 
2010 03 31.56  21.13  26.34 
2010 04 29.26  20.37  24.81 
2010 05 29.71  20.15  24.93 
2010 06 27.14  18.39  22.76 
2010 07 25.05  17.48  21.26 
2010 08 26.33  16.73  21.53 
2010 09 28.94  17.71  23.33 
2010 10 32.18  19.98  26.08 
2010 11 32.34  20.43  26.38 
2010 12 31.31  20.65  25.98 
2011 01 30.12  20.43  25.27 
2011 02 31.46  20.77  26.11 
2011 03 31.72  21.09  26.40 
2011 04 29.23  19.96  24.59 
2011 05 26.33  18.66  22.49 
2011 06 26.69  17.12  21.90 
2011 07 26.87  16.99  21.93 
2011 08 28.56  17.14  22.84 
2011 09 28.92  17.06  22.99 
2011 10 30.62  19.43  25.02 
2011 11 29.23  19.07  24.15 
2011 12 31.65  20.02  25.83 
2012 01 32.88  20.37  26.62 
2012 02 31.97  20.19  26.08 
2012 03 33.05  20.23  26.64 
