1931 01 29.80  24.50  27.15 
1931 02 99.99  24.60 -99.99 
1931 03 28.50  24.50  26.50 
1931 04 27.90  24.30  26.09 
1931 05 27.80  25.50  26.65 
1931 06 27.80  24.80  26.30 
1931 07 27.10  23.80  25.45 
1931 08 26.70  23.30  25.00 
1931 09 27.40  23.70  25.55 
1931 10 27.60  23.80  25.70 
1931 11 28.00  23.90  25.95 
1934 04 28.50  24.40  26.45 
1934 05 28.00  23.70  25.85 
1934 06 27.30  23.60  25.45 
1934 07 26.70  22.70  24.70 
1934 08 27.10  22.70  24.90 
1934 09 27.70  23.50  25.60 
1935 01 29.30  24.30  26.80 
1935 02 28.60  23.80  26.20 
1935 03 29.20  23.90  26.55 
1935 04 28.90  23.50  26.20 
1935 05 28.80  23.90  26.34 
1935 06 28.10  23.60  25.85 
1935 07 27.10  22.90  25.00 
1935 08 27.00  22.40  24.70 
1935 09 27.40  22.80  25.09 
1935 10 28.10  23.60  25.85 
1935 11 28.10  23.80  25.95 
1935 12 28.40  23.90  26.15 
1936 01 29.10  24.40  26.75 
1936 02 29.70  24.80  27.25 
1936 03 30.00  24.90  27.45 
1936 04 29.70  24.70  27.20 
1936 05 28.50  23.90  26.20 
1936 06 27.50  23.40  25.45 
1936 07 27.00  22.60  24.80 
1936 08 27.50  22.70  25.10 
1936 09 27.80  22.90  25.34 
1936 10 27.80  23.10  25.45 
1936 11 28.40  23.70  26.05 
1936 12 28.60  23.90  26.25 
1937 01 29.40  24.40  26.90 
1937 02 30.00  24.70  27.35 
1937 03 30.20  25.00  27.60 
1937 04 29.40  24.80  27.09 
1937 05 28.40  24.00  26.20 
1937 06 27.70  23.70  25.70 
1937 07 27.10  22.80  24.95 
1937 08 27.40  22.90  25.15 
1937 09 27.80  23.40  25.59 
1937 10 28.20  23.90  26.05 
1937 11 28.10  24.10  26.10 
1937 12 28.80  24.70  26.75 
1938 01 29.10  24.80  26.95 
1938 02 28.80  24.90  26.84 
1938 03 29.00  24.40  26.70 
1938 04 99.99  24.70 -99.99 
1938 05 28.40  24.80  26.59 
1938 06 27.20  23.80  25.50 
1938 07 26.50  23.20  24.85 
1938 08 99.99  23.50 -99.99 
1938 09 27.40  23.60  25.50 
1938 10 28.20  23.60  25.90 
1938 11 28.40  23.90  26.15 
1938 12 28.50  24.50  26.50 
1939 07 27.50  23.40  25.45 
1939 08 27.50  23.10  25.30 
1939 09 27.80  23.70  25.75 
1939 10 28.00  23.90  25.95 
1939 11 28.30  23.80  26.05 
1939 12 28.50  24.00  26.25 
1940 01 29.00  24.80  26.90 
1940 02 29.40  25.10  27.25 
1940 03 29.90  25.20  27.55 
1940 04 29.00  24.40  26.70 
1940 05 99.99  24.90 -99.99 
1940 06 28.10  23.70  25.90 
1940 07 27.30  23.60  25.45 
1940 08 27.60  23.50  25.55 
1940 09 99.99  23.70 -99.99 
1940 10 99.99  23.80 -99.99 
1940 11 28.00 -99.99 -99.99 
1940 12 99.99  24.30 -99.99 
1941 01 99.99  25.00 -99.99 
1941 02 99.99  24.90 -99.99 
1941 03 99.99  25.00 -99.99 
1941 04 99.99  24.90 -99.99 
1941 06 28.00  24.20  26.10 
1941 07 27.90  23.80  25.84 
1941 09 99.99  23.60 -99.99 
1943 09 28.70  24.40  26.55 
1943 10 29.20  24.70  26.95 
1943 11 29.70 -99.99 -99.99 
1943 12 29.70  24.60  27.15 
1944 01 29.50  24.70  27.10 
1944 02 30.00  25.30  27.65 
1944 03 30.40  25.50  27.95 
1944 04 29.30  25.00  27.15 
1944 05 29.00  24.60  26.80 
1944 06 28.80  24.80  26.80 
1944 07 27.60  23.60  25.60 
1944 08 27.90  23.90  25.90 
1945 06 28.50  24.80  26.65 
1945 07 27.20  23.50  25.35 
1945 08 27.60  23.90  25.75 
1945 09 28.10  24.00  26.05 
1945 10 29.40  24.30  26.84 
1945 11 29.80  25.40  27.59 
1945 12 29.90  25.90  27.90 
1946 01 29.70  25.40  27.55 
1946 02 29.00  25.80  27.40 
1946 03 29.60  25.80  27.70 
1946 04 29.00  25.60  27.30 
1946 06 29.00  25.50  27.25 
1946 07 28.10  25.10  26.60 
1946 08 99.99 -99.99  24.70 
1946 09 99.99 -99.99  24.90 
1946 10 99.99 -99.99  24.90 
1946 11 99.99 -99.99  25.50 
1946 12 99.99 -99.99  26.20 
1947 01 99.99 -99.99  26.20 
1947 02 99.99 -99.99  26.50 
1947 03 99.99 -99.99  26.30 
1947 04 99.99 -99.99  26.30 
1947 05 99.99 -99.99  26.00 
1947 06 99.99 -99.99  25.50 
1947 07 99.99 -99.99  24.90 
1947 08 99.99 -99.99  25.10 
1947 09 99.99 -99.99  25.20 
1947 10 99.99 -99.99  25.40 
1947 11 99.99 -99.99  26.00 
1948 02 99.99 -99.99  26.40 
1948 03 99.99 -99.99  26.40 
1948 04 99.99 -99.99  26.00 
1948 05 99.99 -99.99  25.80 
1948 06 99.99 -99.99  24.90 
1948 07 99.99 -99.99  24.90 
1948 08 99.99 -99.99  24.90 
1948 09 99.99 -99.99  25.00 
1948 10 99.99 -99.99  25.40 
1948 11 99.99 -99.99  25.20 
1949 02 99.99 -99.99  26.20 
1949 06 99.99 -99.99  26.80 
1949 07 99.99 -99.99  25.60 
1949 08 99.99 -99.99  26.10 
1949 09 99.99 -99.99  27.10 
1949 10 99.99 -99.99  27.40 
1949 11 99.99 -99.99  27.70 
1950 02 99.99 -99.99  28.50 
1950 03 99.99 -99.99  27.80 
1950 04 99.99 -99.99  27.40 
1950 05 99.99 -99.99  26.60 
1950 06 99.99 -99.99  26.60 
1950 07 99.99 -99.99  26.00 
1950 08 99.99 -99.99  26.10 
1950 09 99.99 -99.99  26.70 
1950 10 99.99 -99.99  27.30 
1950 11 99.99 -99.99  27.60 
1951 02 99.99 -99.99  28.10 
1951 03 99.99 -99.99  28.70 
1951 04 99.99 -99.99  28.80 
1951 05 99.99 -99.99  28.40 
1951 06 99.99 -99.99  27.40 
1951 07 99.99 -99.99  26.20 
1951 08 99.99 -99.99  26.10 
1951 09 99.99 -99.99  26.70 
1951 10 99.99 -99.99  27.20 
1951 11 99.99 -99.99  27.20 
1952 01 99.99 -99.99  28.30 
1952 02 99.99 -99.99  29.00 
1952 04 99.99 -99.99  27.50 
1952 05 99.99 -99.99  27.00 
1952 06 99.99 -99.99  26.30 
1952 07 99.99 -99.99  25.90 
1952 08 99.99 -99.99  22.50 
1952 09 99.99 -99.99  26.70 
1952 10 99.99 -99.99  27.00 
1952 11 99.99 -99.99  27.40 
1953 01 99.99 -99.99  28.20 
1953 02 99.99 -99.99  28.80 
1953 03 99.99 -99.99  28.60 
1953 04 99.99 -99.99  27.80 
1953 05 99.99 -99.99  27.40 
1953 06 99.99 -99.99  26.70 
1953 07 99.99 -99.99  25.90 
1953 08 99.99 -99.99  26.10 
1953 09 99.99 -99.99  26.80 
1953 10 99.99 -99.99  27.20 
1953 11 99.99 -99.99  27.50 
1954 01 99.99 -99.99  27.90 
1954 02 99.99 -99.99  28.30 
1954 03 99.99 -99.99  27.90 
1954 08 99.99 -99.99  25.60 
1954 09 99.99 -99.99  26.40 
1954 10 99.99 -99.99  27.00 
1954 11 99.99 -99.99  27.60 
1955 01 99.99 -99.99  28.20 
1955 02 99.99 -99.99  28.00 
1955 03 99.99 -99.99  28.60 
1955 04 99.99 -99.99  27.90 
1955 05 99.99 -99.99  27.40 
1955 06 99.99 -99.99  26.10 
1961 01 99.99 -99.99  27.00 
1961 02 99.99 -99.99  26.00 
1961 03 99.99 -99.99  26.60 
1961 04 99.99 -99.99  26.30 
1961 05 99.99 -99.99  26.50 
1961 06 99.99 -99.99  26.10 
1961 07 99.99 -99.99  25.10 
1961 08 99.99 -99.99  25.10 
1961 09 99.99 -99.99  25.40 
1961 10 99.99 -99.99  25.90 
1967 07 99.99 -99.99  25.60 
1967 09 99.99 -99.99  21.70 
1967 10 99.99 -99.99  22.50 
1967 11 99.99 -99.99  26.30 
1967 12 99.99 -99.99  26.70 
1968 01 99.99 -99.99  26.80 
1968 02 99.99 -99.99  27.50 
1968 03 99.99 -99.99  26.20 
1968 04 99.99 -99.99  26.20 
1968 05 99.99 -99.99  25.70 
1968 06 99.99 -99.99  25.40 
1968 10 99.99 -99.99  26.60 
1969 03 99.99 -99.99  28.20 
1969 04 99.99 -99.99  27.90 
1969 05 99.99 -99.99  27.70 
1969 07 99.99 -99.99  26.40 
1969 08 99.99 -99.99  26.10 
1969 09 99.99 -99.99  26.10 
1969 10 99.99 -99.99  26.40 
1969 11 99.99 -99.99  26.60 
1969 12 99.99 -99.99  27.20 
1970 01 99.99 -99.99  27.50 
1970 02 99.99 -99.99  27.90 
1970 03 99.99 -99.99  27.60 
1970 04 99.99 -99.99  27.40 
1970 05 99.99 -99.99  25.50 
1970 06 99.99 -99.99  26.90 
1970 08 99.99 -99.99  26.10 
1970 09 99.99 -99.99  26.20 
1970 10 99.99 -99.99  26.90 
1970 11 99.99 -99.99  27.80 
1970 12 99.99 -99.99  27.80 
1971 01 99.99 -99.99  27.50 
1971 03 99.99 -99.99  27.80 
1971 04 99.99 -99.99  26.70 
1971 05 99.99 -99.99  26.70 
1971 06 99.99 -99.99  26.70 
1971 07 99.99 -99.99  25.60 
1971 08 99.99 -99.99  25.60 
1971 09 99.99 -99.99  26.20 
1971 10 99.99 -99.99  26.50 
1971 11 99.99 -99.99  26.70 
1971 12 99.99 -99.99  26.90 
1972 01 99.99 -99.99  27.00 
1972 02 99.99 -99.99  27.40 
1972 03 99.99 -99.99  27.40 
1973 01 31.00  25.50  28.25 
1973 02 31.00  25.50  28.25 
1973 03 30.90  25.40  28.15 
1973 04 30.20  24.40  27.30 
1973 05 30.50  25.10  27.80 
1973 06 30.00  25.00  27.50 
1973 07 29.30  24.30  26.80 
1973 08 29.10  24.10  26.60 
1973 09 29.40  24.50  26.95 
1973 10 30.20  24.90  27.55 
1973 11 30.30  25.20  27.75 
1973 12 30.00  25.20  27.60 
1974 01 30.10  24.90  27.50 
1974 02 30.00  24.00  27.00 
1974 03 29.70  23.70  26.70 
1974 04 29.60  23.60  26.60 
1974 05 29.90  23.70  26.80 
1974 06 29.30  23.50  26.40 
1974 07 28.50  23.50  26.00 
1974 08 28.30  23.20  25.75 
1974 09 29.20  23.90  26.55 
1974 10 29.50  24.30  26.90 
1974 11 29.90  24.80  27.34 
1974 12 29.90  25.10  27.50 
1975 01 30.60  25.40  28.00 
1975 02 30.40  25.20  27.80 
1975 03 30.30  25.20  27.75 
1975 04 30.00  24.60  27.30 
1975 05 29.30  23.80  26.55 
1975 06 29.00  24.30  26.65 
1975 07 28.30  23.00  25.65 
1975 08 28.00  23.50  25.75 
1975 09 28.50  23.90  26.20 
1975 10 29.40  24.50  26.95 
1975 11 29.70  25.00  27.35 
1975 12 30.00  24.50  27.25 
1976 01 30.50  24.70  27.60 
1976 02 29.60  24.60  27.10 
1976 03 29.50  23.90  26.70 
1976 04 29.80  24.70  27.25 
1976 05 29.40  24.40  26.90 
1976 06 28.60  23.90  26.25 
1976 07 28.10  23.30  25.70 
1976 08 28.40  23.90  26.15 
1976 09 29.10  23.90  26.50 
1976 10 28.70  24.10  26.40 
1976 11 28.70  24.20  26.45 
1976 12 28.50  24.40  26.45 
1977 01 28.20  24.70  26.45 
1977 02 28.90  25.00  26.95 
1977 03 29.20  24.50  26.85 
1977 04 29.00  24.30  26.65 
1977 05 99.99  24.30 -99.99 
1977 06 28.40  24.10  26.25 
1977 07 27.30  23.60  25.45 
1977 08 27.80  23.50  25.65 
1977 09 28.30  24.10  26.20 
1977 10 28.40  24.20  26.30 
1977 11 28.50  24.70  26.60 
1977 12 29.10  25.10  27.10 
1978 01 29.10  25.30  27.20 
1978 02 29.60  25.40  27.50 
1978 03 29.10  24.40  26.75 
1978 04 28.10  24.80  26.45 
1978 05 28.20  25.00  26.60 
1978 06 27.80  24.00  25.90 
1978 07 27.40  23.30  25.34 
1978 08 27.30  23.70  25.50 
1978 09 28.40  24.00  26.20 
1978 10 28.30  23.70  26.00 
1978 11 28.90  24.20  26.55 
1978 12 28.80  24.57  26.68 
1979 01 29.38 -99.99 -99.99 
1979 02 99.99  25.69 -99.99 
1979 04 29.54  25.41  27.47 
1979 06 99.99  23.96 -99.99 
1979 07 99.99  23.72 -99.99 
1979 08 99.99  23.56 -99.99 
1979 09 99.99  24.18 -99.99 
1979 10 99.99  24.59 -99.99 
1979 12 99.99  24.86 -99.99 
1980 01 99.99  24.89 -99.99 
1980 02 99.99  24.68 -99.99 
1980 05 99.99  24.89 -99.99 
1980 07 99.99  23.27 -99.99 
1980 08 99.99  23.85 -99.99 
1980 09 99.99  24.11 -99.99 
1980 10 28.71 -99.99 -99.99 
1980 11 28.96  24.74  26.84 
1980 12 99.99  24.82 -99.99 
1981 02 99.99  25.39 -99.99 
1981 05 28.46  24.79  26.62 
1981 08 99.99  23.64 -99.99 
1981 09 99.99  24.08 -99.99 
1981 10 28.93 -99.99 -99.99 
1981 11 29.22 -99.99 -99.99 
1981 12 28.90 -99.99 -99.99 
1982 01 29.50 -99.99 -99.99 
1982 02 29.10 -99.99 -99.99 
1982 03 28.60 -99.99 -99.99 
1982 04 28.90 -99.99 -99.99 
1982 05 28.90 -99.99 -99.99 
1982 06 28.20 -99.99 -99.99 
1982 07 27.90 -99.99 -99.99 
1982 08 28.30 -99.99 -99.99 
1982 09 28.40 -99.99 -99.99 
1982 10 28.50 -99.99 -99.99 
1982 11 28.90 -99.99 -99.99 
1982 12 28.80  24.72  26.75 
1983 01 29.30 -99.99 -99.99 
1983 02 29.20 -99.99 -99.99 
1983 03 29.70 -99.99 -99.99 
1983 04 29.40 -99.99 -99.99 
1983 05 28.60  25.09  26.84 
1983 06 28.50 -99.99 -99.99 
1983 07 28.40 -99.99 -99.99 
1983 08 28.20  23.98  26.09 
1983 09 28.60  24.20  26.40 
1983 10 28.40 -99.99 -99.99 
1983 11 29.10 -99.99 -99.99 
1983 12 29.20  24.85  27.02 
1984 01 29.40  25.00  27.20 
1984 02 29.70 -99.99 -99.99 
1984 03 29.20 -99.99 -99.99 
1984 04 28.90 -99.99 -99.99 
1984 05 28.40  24.34  26.37 
1984 06 27.90 -99.99 -99.99 
1984 07 27.40 -99.99 -99.99 
1984 08 27.50 -99.99 -99.99 
1984 09 28.30 -99.99 -99.99 
1984 10 28.90 -99.99 -99.99 
1984 11 29.30 -99.99 -99.99 
1984 12 29.50 -99.99 -99.99 
1985 01 29.20 -99.99 -99.99 
1985 02 28.60 -99.99 -99.99 
1985 03 28.90 -99.99 -99.99 
1985 04 28.80 -99.99 -99.99 
1985 05 28.80 -99.99 -99.99 
1985 06 28.70 -99.99 -99.99 
1985 07 28.00  23.28  25.64 
1985 08 28.00  23.86  25.93 
1985 09 28.10 -99.99 -99.99 
1985 10 28.90  24.45  26.67 
1985 11 29.20  24.50  26.85 
1985 12 29.10 -99.99 -99.99 
1986 01 29.10 -99.99 -99.99 
1986 02 28.50 -99.99 -99.99 
1986 03 28.60 -99.99 -99.99 
1986 04 29.30 -99.99 -99.99 
1986 05 28.90 -99.99 -99.99 
1986 06 28.00 -99.99 -99.99 
1986 07 28.00  24.02  26.01 
1986 08 28.30  24.03  26.16 
1986 09 28.60  24.32  26.46 
1986 10 29.10  24.31  26.70 
1986 11 28.80  24.30  26.55 
1986 12 29.10 -99.99 -99.99 
1987 01 29.40 -99.99 -99.99 
1987 02 29.20 -99.99 -99.99 
1987 03 29.10 -99.99 -99.99 
1987 04 29.80 -99.99 -99.99 
1987 05 29.30 -99.99 -99.99 
1987 06 29.20 -99.99 -99.99 
1987 07 29.00 -99.99 -99.99 
1987 08 28.80  24.75  26.77 
1987 09 28.80  24.58  26.68 
1987 10 29.00  24.44  26.72 
1987 11 29.40 -99.99 -99.99 
1987 12 29.70  25.24  27.47 
1988 01 29.80 -99.99 -99.99 
1988 02 29.10 -99.99 -99.99 
1988 03 29.60 -99.99 -99.99 
1988 04 29.60 -99.99 -99.99 
1988 05 29.40 -99.99 -99.99 
1988 06 28.80 -99.99 -99.99 
1988 07 28.20 -99.99 -99.99 
1988 08 28.10 -99.99 -99.99 
1988 09 28.50 -99.99 -99.99 
1988 10 29.10 -99.99 -99.99 
1988 11 29.10 -99.99 -99.99 
1988 12 29.40 -99.99 -99.99 
1989 01 29.40 -99.99 -99.99 
1989 02 29.90  25.40  27.65 
1989 03 30.20  25.10  27.65 
1989 04 28.90  24.30  26.59 
1989 05 29.10  24.60  26.85 
1989 06 28.80  24.30  26.55 
1989 07 28.10  23.50  25.80 
1989 08 27.90  24.00  25.95 
1989 09 28.40  24.20  26.30 
1989 10 28.80  24.40  26.59 
1989 11 29.10  24.80  26.95 
1989 12 29.90  25.10  27.50 
1990 01 30.20  24.60  27.40 
1990 02 30.20  24.70  27.45 
1990 03 30.50  25.50  28.00 
1990 04 31.20  25.10  28.15 
1990 05 30.70  25.00  27.85 
1990 06 30.20  24.80  27.50 
1990 07 29.50  23.90  26.70 
1990 08 29.50  24.20  26.85 
1990 09 30.00  24.30  27.15 
1990 10 30.10  24.10  27.10 
1990 11 30.40  24.50  27.45 
1990 12 30.60  24.80  27.70 
1991 01 30.30  24.50  27.40 
1991 02 30.80  25.10  27.95 
1991 03 30.60  24.60  27.60 
1991 04 30.20  24.10  27.15 
1991 05 30.70  24.50  27.60 
1991 06 29.80  24.50  27.15 
1991 07 29.10  23.70  26.40 
1991 08 28.20  23.00  25.60 
1991 09 28.80  23.70  26.25 
1991 10 29.40  23.80  26.59 
1991 11 30.10  24.30  27.20 
1991 12 30.50  24.70  27.60 
1992 01 30.40  24.90  27.65 
1992 02 30.30  25.00  27.65 
1992 03 30.10  24.60  27.35 
1992 04 29.90  24.90  27.40 
1992 05 30.20  24.80  27.50 
1992 06 29.60  24.50  27.05 
1992 07 29.00  23.80  26.40 
1992 08 29.10  23.70  26.40 
1992 09 29.40  23.80  26.59 
1992 10 29.60  23.90  26.75 
1992 11 29.90  24.00  26.95 
1992 12 30.20  24.60  27.40 
1993 01 30.70  24.60  27.65 
1993 02 30.70  24.70  27.70 
1993 03 31.10  24.90  28.00 
1993 04 30.00  24.60  27.30 
1993 05 30.30  24.90  27.59 
1993 06 29.90  24.50  27.20 
1993 07 29.80  23.90  26.84 
1993 08 29.40  23.90  26.65 
1993 09 30.10  24.20  27.15 
1993 10 30.60  24.60  27.60 
1993 11 30.90  25.00  27.95 
1993 12 31.00  25.30  28.15 
1994 01 31.10  25.20  28.15 
1994 02 30.90  24.90  27.90 
1994 03 30.70  24.70  27.70 
1994 04 29.90  24.20  27.05 
1994 05 30.00  24.50  27.25 
1994 06 29.50  24.20  26.85 
1994 07 28.90  24.00  26.45 
1994 08 28.90  23.70  26.30 
1994 09 29.50  23.90  26.70 
1994 10 30.10  24.20  27.15 
1994 11 30.30  24.30  27.30 
1994 12 30.70  24.80  27.75 
1995 01 30.90  24.70  27.80 
1995 02 30.10  24.40  27.25 
1995 03 30.40  24.20  27.30 
1995 04 29.90  24.00  26.95 
1995 05 30.30  24.60  27.45 
1995 06 29.70  24.60  27.15 
1995 07 29.20  24.30  26.75 
1995 08 28.90  23.80  26.34 
1995 09 29.00  23.80  26.40 
1995 10 29.80  24.20  27.00 
1995 11 30.40  24.80  27.59 
1995 12 31.00  25.00  28.00 
1996 01 30.90  25.20  28.05 
1996 02 31.10  25.00  28.05 
1996 03 30.90  24.50  27.70 
1996 04 30.50  24.50  27.50 
1996 05 31.10  25.30  28.20 
1996 06 30.00  24.30  27.15 
1996 07 29.60  24.60  27.10 
1996 08 29.50  24.40  26.95 
1996 09 29.60  24.30  26.95 
1996 10 29.90  24.70  27.30 
1996 11 30.60  25.00  27.80 
1996 12 31.50  25.30  28.40 
1997 01 31.50  25.50  28.50 
1997 02 30.90  25.20  28.05 
1997 03 31.10  25.40  28.25 
1997 04 30.30  25.20  27.75 
1997 05 29.90  25.00  27.45 
1997 06 30.00  25.10  27.55 
1997 07 29.40  24.80  27.09 
1997 08 29.10  24.80  26.95 
1997 09 29.60  24.80  27.20 
1998 04 30.30  26.60  28.45 
1998 05 29.90  26.10  28.00 
1998 06 29.20  25.80  27.50 
1998 07 28.60  24.90  26.75 
1998 08 29.10  25.10  27.10 
1998 09 29.80 -99.99 -99.99 
1998 10 29.70  25.60  27.65 
1998 11 30.10  25.30  27.70 
1999 01 30.20  25.70  27.95 
1999 02 30.20  25.40  27.80 
1999 03 29.30  25.30  27.30 
1999 04 29.30  24.90  27.09 
1999 05 29.50  25.00  27.25 
1999 06 28.60  24.60  26.60 
1999 07 28.20  23.70  25.95 
1999 08 28.40  24.00  26.20 
1999 09 29.10  24.20  26.65 
1999 10 29.80  24.30  27.05 
1999 11 30.50  25.30  27.90 
1999 12 30.70  25.70  28.20 
2000 01 31.10  25.60  28.35 
2000 02 31.20  24.80  28.00 
2000 03 30.40  25.30  27.84 
2000 04 29.80  24.80  27.30 
2000 05 29.50  24.90  27.20 
2000 06 29.00  24.40  26.70 
2000 07 28.70  23.70  26.20 
2000 08 28.90  24.00  26.45 
2000 09 29.40  24.30  26.84 
2000 10 29.90  24.70  27.30 
2000 11 30.00  24.90  27.45 
2000 12 30.20  25.40  27.80 
2001 01 30.30  25.10  27.70 
2001 02 30.10  25.10  27.60 
2001 03 30.20  25.00  27.60 
2001 04 29.20  24.40  26.80 
2001 05 30.00  25.50  27.75 
2001 06 29.30  24.20  26.75 
2001 07 28.90  24.50  26.70 
2001 08 28.10  23.70  25.90 
2001 09 29.30  24.30  26.80 
2001 10 30.40  25.20  27.80 
2001 11 30.70  25.40  28.05 
2001 12 30.80  25.70  28.25 
2002 01 31.10  25.70  28.40 
2002 02 30.60  25.50  28.05 
2002 03 30.20  25.30  27.75 
2002 04 29.60  24.80  27.20 
2002 05 30.10  25.93  28.01 
2002 06 29.10 -99.99 -99.99 
2002 07 29.10  24.49  26.79 
2002 08 29.00  24.90  26.95 
2002 09 29.10  24.52  26.81 
2002 10 29.30  24.96  27.13 
2002 11 30.10  25.11  27.60 
2002 12 30.50  25.84  28.17 
2003 01 30.50  25.55  28.02 
2003 02 30.20 -99.99 -99.99 
2003 03 30.00 -99.99 -99.99 
2003 04 29.40 -99.99 -99.99 
2003 05 29.50  25.51  27.50 
2003 06 28.90 -99.99 -99.99 
2003 07 28.30 -99.99 -99.99 
2003 08 28.50 -99.99 -99.99 
2003 09 28.90 -99.99 -99.99 
2003 10 29.50 -99.99 -99.99 
2003 11 30.00 -99.99 -99.99 
2003 12 30.20 -99.99 -99.99 
2004 04 99.99  25.78 -99.99 
2005 09 99.99  24.72 -99.99 
2005 11 99.99  25.92 -99.99 
2005 12 99.99  26.10 -99.99 
