1921 01 11.73   4.35   8.04 
1921 02 17.59   9.67  13.63 
1921 03 10.46   5.29   7.87 
1921 04 14.36   6.57  10.46 
1921 06 25.37  13.48  19.42 
1921 07 28.58 -99.99 -99.99 
1921 08 30.34  18.29  24.31 
1921 09 26.30 -99.99 -99.99 
1921 10 22.74  12.46  17.60 
1921 11 19.19   8.79  13.99 
1921 12 14.94   5.90  10.42 
1922 01 12.60   5.15   8.87 
1922 02 14.54   5.86  10.20 
1922 03 18.12   7.19  12.65 
1922 04 21.64   9.79  15.71 
1922 05 23.64  10.20  16.92 
1922 06 29.99  12.76  21.37 
1922 07 27.70  14.82  21.26 
1922 08 28.08  15.83  21.95 
1922 09 29.94  17.76  23.85 
1922 10 28.19  14.81  21.50 
1922 11 18.07   9.72  13.90 
1922 12 13.17   5.96   9.56 
1923 01 11.99   5.50   8.74 
1923 02 12.73   7.37  10.04 
1923 03 15.33   7.23  11.28 
1923 04 18.93   7.69  13.31 
1923 05 22.78   9.60  16.19 
1923 06 28.75  12.77  20.76 
1923 07 26.57  15.69  21.13 
1923 08 27.22  16.65  21.93 
1923 09 24.98  15.33  20.15 
1923 10 22.67  11.23  16.95 
1923 11 21.58   9.60  15.59 
1923 12 14.73   5.37  10.04 
1924 01 10.73   3.03   6.87 
1924 02 13.11   4.50   8.80 
1924 03 15.42   4.69  10.05 
1924 04 19.45   6.53  12.99 
1924 05 25.57   7.80  16.68 
1924 06 27.48   8.87  18.17 
1924 07 28.12  10.90  19.51 
1924 08 28.86  10.86  19.86 
1924 09 27.84   9.50  18.67 
1924 10 23.80   6.65  15.22 
1924 11 17.69   1.55   9.62 
1924 12 13.78   2.87   8.32 
1925 01 10.96   2.56   6.76 
1925 02 13.41   1.88   7.64 
1925 03 16.41   3.51   9.96 
1925 04 19.17   4.96  12.06 
1925 05 24.17   7.60  15.88 
1925 06 28.05  11.99  20.02 
1925 07 28.07  13.37  20.72 
1925 08 28.15  13.18  20.66 
1925 09 27.49  12.28  19.88 
1925 10 23.68   9.21  16.44 
1925 11 20.89   7.07  13.98 
1925 12 16.61   2.87   9.74 
1926 01 13.70    .94   7.32 
1926 02 15.77    .99   8.38 
1926 03 16.87   1.33   9.10 
1926 04 22.45   5.08  13.76 
1926 05 25.41   7.21  16.31 
1926 06 30.60  10.86  20.73 
1926 07 27.90  10.01  18.95 
1926 08 26.44   9.22  17.83 
1926 09 24.69   7.55  16.12 
1926 10 23.88 -99.99 -99.99 
1926 11 22.13   9.96  16.04 
1926 12 16.01   7.33  11.67 
1927 01 13.82   4.11   8.96 
1927 02 12.56 -99.99 -99.99 
1927 03 16.37   6.06  11.21 
1927 04 18.81   7.01  12.91 
1927 05 25.23 -99.99 -99.99 
1927 06 27.50  14.77  21.13 
1927 07 29.55  17.73  23.64 
1927 08 27.54  16.36  21.95 
1927 09 26.85  14.51  20.68 
1927 10 23.97  10.85  17.41 
1927 11 21.38   8.63  15.00 
1927 12 17.62   5.76  11.69 
1928 01 14.14   3.83   8.98 
1928 02 11.90   4.63   8.26 
1928 03 99.99   5.85 -99.99 
1928 04 25.79  12.03  18.91 
1928 05 28.12  12.73  20.42 
1928 06 28.85  16.96  22.91 
1928 07 29.09  18.79  23.94 
1928 08 31.28  20.87  26.07 
1928 09 29.98  18.49  24.23 
1928 10 25.74  11.18  18.45 
1928 11 20.06  11.03  15.54 
1928 12 12.95   5.59   9.27 
1929 01 10.89   4.11   7.50 
1929 07 29.98  17.09  23.53 
1929 08 30.94  17.37  24.15 
1929 09 29.53  17.96  23.75 
1929 10 28.98  18.41  23.69 
1929 11 24.85  14.35  19.60 
1929 12 17.26   7.14  12.20 
1930 01 11.48   1.37   6.42 
1930 02 11.80   1.01   6.40 
1930 03 17.86   2.67  10.26 
1930 04 25.37   6.92  16.14 
1930 05 31.21  10.10  20.65 
1930 07 29.26  16.94  23.10 
1930 08 27.36  17.40  22.38 
1930 09 25.31  14.50  19.90 
1930 10 22.79  11.34  17.06 
1930 11 19.09   8.93  14.01 
1930 12 16.79 -99.99 -99.99 
1931 02 12.81   5.42   9.11 
1931 03 17.31   6.75  12.03 
1931 11 99.99   9.68 -99.99 
1931 12 14.56   7.33  10.94 
1932 01 11.61   3.80   7.70 
1932 02 13.90   5.28   9.59 
1932 03 17.79   7.16  12.48 
1932 04 20.40   8.18  14.29 
1932 05 23.95  14.14  19.04 
1932 06 27.58  17.34  22.46 
1932 07 29.48  19.89  24.68 
1932 08 25.29  18.01  21.65 
1932 09 25.24  17.09  21.16 
1932 10 25.55  16.04  20.79 
1932 11 17.48  10.17  13.82 
1932 12 99.99   7.95 -99.99 
1933 01 14.04   5.22   9.63 
1933 02 14.05   6.06  10.05 
1933 03 13.54   6.55  10.04 
1933 04 16.29   8.03  12.16 
1933 05 21.03  11.57  16.29 
1933 06 28.43  16.73  22.58 
1933 07 25.45  17.31  21.38 
1933 08 99.99  17.75 -99.99 
1933 09 24.21  16.03  20.11 
1933 10 24.40  11.90  18.15 
1933 11 99.99  14.12 -99.99 
1933 12 13.83   4.86   9.34 
1934 01 11.17 -99.99 -99.99 
1934 02 10.21   3.44   6.82 
1934 03 16.45   6.70  11.58 
1934 04 20.15   9.53  14.84 
1934 05 23.51  13.57  18.54 
1934 06 25.97  16.01  20.99 
1934 07 26.89  18.07  22.48 
1934 08 27.52  19.14  23.33 
1934 09 24.08  16.68  20.38 
1934 10 22.83  15.19  19.01 
1934 11 21.25  12.50  16.87 
1934 12 14.28   8.95  11.61 
1935 01 11.88   5.35   8.61 
1935 02 12.31   6.19   9.25 
1935 03 13.05   6.60   9.82 
1935 04 19.95  10.36  15.15 
1935 05 25.71  14.53  20.11 
1935 06 24.85  16.49  20.67 
1935 07 25.45  17.12  21.29 
1935 08 26.11  18.53  22.32 
1935 09 23.91  17.61  20.76 
1935 10 23.13  14.06  18.59 
1935 11 17.92  10.71  14.31 
1935 12 15.89   8.64  12.26 
1936 01 13.50   7.69  10.59 
1936 02 15.86   7.28  11.57 
1936 03 18.81   6.89  12.85 
1936 04 24.73   9.22  16.98 
1936 05 23.31  11.10  17.20 
1936 06 28.66  14.34  21.50 
1936 07 26.73  17.90  22.31 
1936 08 25.73 -99.99 -99.99 
1936 09 23.46  16.19  19.82 
1936 10 25.00  14.49  19.74 
1936 11 17.71   8.56  13.14 
1936 12 11.98   5.02   8.50 
1937 01 11.52   3.53   7.52 
1937 02 13.95   4.71   9.33 
1937 03 18.42   6.45  12.43 
1937 04 19.82   8.46  14.14 
1937 05 22.71  11.05  16.87 
1937 06 26.40  16.40  21.40 
1937 07 26.81  17.69  22.25 
1937 08 27.26  18.04  22.65 
1937 09 27.20  17.29  22.24 
1937 10 22.22  13.86  18.03 
1937 11 19.27  12.27  15.77 
1937 12 13.75   6.23   9.99 
1938 01 10.92   4.17   7.54 
1938 02 10.95   3.86   7.40 
1938 03 11.90   5.30   8.60 
1938 04 16.68   7.70  12.19 
1938 05 23.27  11.76  17.51 
1938 06 24.14  14.18  19.16 
1938 07 26.21  17.01  21.61 
1938 08 28.24  18.29  23.27 
1938 09 24.83  15.00  19.91 
1938 10 22.67  13.19  17.93 
1938 11 14.35   9.59  11.97 
1938 12 12.96   6.87   9.91 
1939 01 13.62   4.42   9.02 
1939 02 12.85   5.87   9.36 
1939 03 12.88   5.22   9.05 
1939 04 19.67   9.20  14.43 
1939 05 24.99  12.49  18.74 
1939 06 24.94  16.96  20.95 
1939 07 27.27  19.09  23.18 
1939 08 26.55 -99.99 -99.99 
1939 09 27.93  16.15  22.04 
1939 10 25.11  14.57  19.84 
1939 11 18.70  10.95  14.83 
1939 12 14.51   7.82  11.16 
1940 01 99.99   5.81 -99.99 
1940 02 13.01   5.85   9.43 
1940 03 15.16   6.04  10.60 
1940 04 17.29   7.61  12.45 
1940 05 22.98  11.03  17.00 
1940 06 26.37  14.79  20.58 
1940 07 26.10  16.70  21.40 
1940 08 24.81  16.96  20.89 
1940 09 26.69  16.74  21.71 
1940 10 26.02  13.82  19.92 
1940 11 19.85  10.55  15.20 
1945 03 99.99 -99.99   8.20 
1945 04 99.99 -99.99  13.80 
1945 07 99.99 -99.99  23.10 
1945 08 99.99 -99.99  25.80 
1945 09 99.99 -99.99  21.60 
1945 10 99.99 -99.99  16.90 
1945 11 99.99 -99.99  14.20 
1945 12 99.99 -99.99   9.89 
1946 01 99.99 -99.99   9.39 
1946 02 99.99 -99.99   8.20 
1946 03 99.99 -99.99  10.20 
1946 04 99.99 -99.99  14.20 
1946 05 99.99 -99.99  18.29 
1946 06 99.99 -99.99  20.90 
1946 07 99.99 -99.99  22.70 
1946 08 99.99 -99.99  24.30 
1946 09 99.99 -99.99  21.10 
1946 10 99.99 -99.99  17.70 
1946 11 99.99 -99.99  17.10 
1946 12 99.99 -99.99   9.80 
1947 01 99.99 -99.99   8.50 
1947 02 99.99 -99.99  12.20 
1947 03 99.99 -99.99  14.50 
1947 04 99.99 -99.99  13.90 
1947 05 99.99 -99.99  18.10 
1947 06 99.99 -99.99  21.20 
1947 07 99.99 -99.99  22.60 
1947 08 99.99 -99.99  24.60 
1947 09 99.99 -99.99  21.50 
1947 10 99.99 -99.99  16.60 
1947 11 99.99 -99.99  13.70 
1947 12 99.99 -99.99  11.20 
1948 01 99.99 -99.99   9.80 
1948 02 99.99 -99.99   8.60 
1948 06 99.99 -99.99  20.70 
1948 07 99.99 -99.99  21.30 
1948 08 99.99 -99.99  21.90 
1948 09 99.99 -99.99  21.10 
1948 10 99.99 -99.99  19.40 
1948 11 99.99 -99.99  13.20 
1948 12 99.99 -99.99   9.80 
1949 01 99.99 -99.99   9.50 
1949 02 99.99 -99.99   8.50 
1949 03 99.99 -99.99   9.50 
1949 04 99.99 -99.99  13.50 
1949 05 99.99 -99.99  18.70 
1949 06 99.99 -99.99  20.50 
1949 07 99.99 -99.99  21.40 
1949 08 99.99 -99.99  20.70 
1949 09 99.99 -99.99  19.70 
1949 10 99.99 -99.99  17.70 
1949 11 99.99 -99.99  15.30 
1949 12 99.99 -99.99  11.50 
1950 01 99.99 -99.99   8.70 
1950 02 99.99 -99.99   8.70 
1950 03 99.99 -99.99  10.40 
1950 04 99.99 -99.99  14.60 
1950 05 99.99 -99.99  16.20 
1950 06 99.99 -99.99  21.10 
1950 07 99.99 -99.99  23.20 
1950 08 99.99 -99.99  24.20 
1950 09 99.99 -99.99  22.40 
1950 10 99.99 -99.99  18.40 
1950 11 99.99 -99.99  16.70 
1950 12 99.99 -99.99  11.80 
1952 01 12.22   5.53   8.87 
1952 02 12.14   4.73   8.44 
1952 03 16.17   7.31  11.74 
1952 04 20.45   9.91  15.18 
1952 05 99.99  11.68 -99.99 
1952 06 28.30  17.24  22.77 
1952 07 28.48  18.70  23.59 
1952 08 29.36 -99.99 -99.99 
1952 09 28.53  18.98  23.75 
1952 10 23.89  14.80  19.34 
1952 11 99.99  10.92 -99.99 
1952 12 15.64   6.76  11.20 
1953 01 12.89   4.77   8.83 
1953 02 13.51   6.09   9.80 
1953 03 11.40   4.91   8.15 
1953 04 20.60  10.98  15.79 
1953 05 22.78  12.55  17.66 
1953 06 28.52  16.91  22.71 
1953 07 28.21  18.71  23.46 
1953 08 26.85  17.95  22.40 
1953 09 24.99  16.21  20.60 
1953 10 22.58  14.04  18.31 
1953 11 16.11   9.72  12.92 
1953 12 12.27 -99.99 -99.99 
1954 01 11.60   4.88   8.24 
1954 02 12.84   5.30   9.07 
1954 03 15.95   7.16  11.55 
1954 04 18.39   8.13  13.26 
1954 05 23.36  11.34  17.35 
1954 06 27.92  16.58  22.25 
1954 07 27.92  17.71  22.82 
1954 08 27.46  18.12  22.79 
1954 09 24.63  16.51  20.57 
1954 10 21.43  13.87  17.65 
1954 11 16.85  10.22  13.54 
1954 12 13.29   7.75  10.52 
1955 01 15.39   7.87  11.63 
1955 02 18.39   8.97  13.68 
1955 03 16.94   8.14  12.54 
1955 04 18.32   8.95  13.63 
1955 05 25.80  14.59  20.19 
1955 06 28.22  17.64  22.93 
1955 07 28.89  19.16  24.02 
1955 08 27.11  18.77  22.94 
1955 09 26.63  18.29  22.46 
1955 10 24.97  15.90  20.43 
1955 11 19.98  13.11  16.54 
1955 12 14.27   9.02  11.64 
1956 02 14.10 -99.99 -99.99 
1956 03 13.50   5.40   9.45 
1956 04 20.20   8.89  14.55 
1956 05 22.80  12.40  17.59 
1956 06 27.80  16.50  22.15 
1956 07 29.00  18.90  23.95 
1956 08 28.70  18.79  23.75 
1956 09 24.90  16.29  20.59 
1956 10 20.29 -99.99 -99.99 
1956 11 18.79  10.60  14.70 
1956 12 12.50 -99.99 -99.99 
1957 01 11.30   5.30   8.30 
1957 02 14.50   7.10  10.80 
1957 04 17.90   8.39  13.15 
1957 05 21.80  11.90  16.84 
1957 06 27.60  17.10  22.35 
1957 07 26.60  16.29  21.45 
1957 08 27.70  18.50  23.10 
1957 09 25.20  15.90  20.55 
1957 10 23.50 -99.99 -99.99 
1957 11 18.50 -99.99 -99.99 
1957 12 12.90   7.40  10.14 
1958 01 11.00 -99.99 -99.99 
1958 02 14.10   6.80  10.45 
1958 03 17.90 -99.99 -99.99 
1958 04 20.50   8.39  14.45 
1958 05 24.20  13.00  18.60 
1958 06 28.20  16.29  22.25 
1958 08 28.20  18.70  23.45 
1958 09 24.80  16.00  20.40 
1958 10 21.40 -99.99 -99.99 
1958 11 18.60 -99.99 -99.99 
1958 12 16.00 -99.99 -99.99 
1959 01 11.40 -99.99 -99.99 
1959 02  9.60   3.80   6.70 
1959 03 16.20 -99.99 -99.99 
1959 04 18.90 -99.99 -99.99 
1959 05 24.80  12.60  18.70 
1959 06 26.00  15.80  20.90 
1959 07 26.90  17.70  22.30 
1959 08 28.10  18.40  23.25 
1959 09 26.00  15.60  20.80 
1959 10 19.90 -99.99 -99.99 
1959 11 18.60   9.89  14.25 
1959 12 14.30   7.20  10.75 
1960 02 15.80   7.60  11.70 
1960 03 16.50   7.30  11.90 
1960 04 19.40   9.20  14.29 
1960 05 24.00  12.00  18.00 
1960 06 26.70  15.20  20.95 
1960 07 28.20  17.90  23.05 
1960 09 25.90  16.29  21.09 
1960 10 27.50 -99.99 -99.99 
1960 11 19.20  11.90  15.55 
1960 12 15.90 -99.99 -99.99 
1961 01 11.70   6.10   8.89 
1961 02  9.20   5.40   7.30 
1961 03 14.10   6.40  10.25 
1961 04 20.00   8.80  14.40 
1961 05 24.80  13.00  18.90 
1961 06 26.20  15.30  20.75 
1961 07 25.10  17.00  21.05 
1961 08 25.80  17.70  21.75 
1961 09 22.60  15.10  18.85 
1961 10 21.10  12.60  16.85 
1961 11 20.60  11.80  16.20 
1961 12 14.60   8.20  11.40 
1962 01 12.90   7.30  10.10 
1962 02 11.20   4.80   8.00 
1962 03 17.60 -99.99 -99.99 
1962 04 20.29   9.39  14.85 
1962 05 24.90  12.20  18.54 
1962 06 27.20  15.80  21.50 
1962 07 27.80  17.90  22.84 
1962 08 27.80  18.10  22.95 
1962 09 26.50  17.00  21.75 
1962 10 22.20  14.70  18.45 
1962 11 21.40 -99.99 -99.99 
1962 12 14.60   7.90  11.25 
1963 01 14.40   6.70  10.54 
1963 02 15.10   6.30  10.70 
1963 03 15.60 -99.99 -99.99 
1963 04 18.50   9.00  13.75 
1963 05 21.70  11.50  16.60 
1963 06 28.00  17.20  22.60 
1963 07 28.90  18.90  23.90 
1963 08 29.30  19.40  24.34 
1963 09 25.50  16.90  21.20 
1963 10 22.30  14.00  18.15 
1963 11 18.79  11.50  15.15 
1963 12 17.29  10.20  13.75 
1964 01 99.99 -99.99   8.00 
1964 02 99.99 -99.99   9.70 
1964 03 99.99 -99.99  13.10 
1964 04 99.99 -99.99  14.40 
1964 05 99.99 -99.99  18.10 
1964 06 99.99 -99.99  22.70 
1964 07 99.99 -99.99  21.90 
1964 08 99.99 -99.99  22.90 
1964 09 99.99 -99.99  19.50 
1964 10 99.99 -99.99  20.10 
1964 11 99.99 -99.99  14.70 
1964 12 99.99 -99.99  11.70 
1965 01 99.99 -99.99   9.89 
1965 02 99.99 -99.99   8.89 
1965 03 99.99 -99.99  11.40 
1965 04 99.99 -99.99  13.70 
1965 05 99.99 -99.99  16.90 
1965 06 99.99 -99.99  22.30 
1965 07 99.99 -99.99  23.50 
1965 08 99.99 -99.99  21.30 
1965 09 99.99 -99.99  20.29 
1965 10 99.99 -99.99  16.50 
1965 11 99.99 -99.99  14.70 
1965 12 99.99 -99.99  11.00 
1966 01 99.99 -99.99   9.89 
1966 02 99.99 -99.99  11.50 
1966 03 99.99 -99.99  10.90 
1966 04 99.99 -99.99  15.50 
1966 05 99.99 -99.99  17.90 
1966 06 99.99 -99.99  21.50 
1966 07 99.99 -99.99  22.90 
1966 08 99.99 -99.99  23.70 
1966 09 99.99 -99.99  20.50 
1966 10 99.99 -99.99  21.70 
1966 11 99.99 -99.99  15.90 
1966 12 99.99 -99.99  10.30 
1967 01 99.99 -99.99   8.89 
1967 02 99.99 -99.99   9.39 
1967 03 99.99 -99.99  10.30 
1967 04 99.99 -99.99  15.30 
1967 05 99.99 -99.99  17.60 
1967 06 99.99 -99.99  21.60 
1967 07 99.99 -99.99  21.80 
1967 08 99.99 -99.99  22.90 
1967 09 99.99 -99.99  20.90 
1967 10 99.99 -99.99  17.50 
1967 11 99.99 -99.99  14.10 
1967 12 99.99 -99.99  11.10 
1968 01 99.99 -99.99   8.10 
1968 02 99.99 -99.99  11.10 
1968 03 99.99 -99.99  10.30 
1968 04 99.99 -99.99  16.50 
1968 05 99.99 -99.99  20.90 
1968 06 99.99 -99.99  22.70 
1968 07 99.99 -99.99  22.60 
1968 08 99.99 -99.99  23.70 
1968 09 99.99 -99.99  21.10 
1968 10 99.99 -99.99  16.29 
1968 11 99.99 -99.99  14.50 
1968 12 99.99 -99.99  11.10 
1969 01 99.99 -99.99   8.60 
1969 02 99.99 -99.99  11.50 
1969 03 99.99 -99.99  13.00 
1969 04 99.99 -99.99  12.70 
1969 05 99.99 -99.99  18.29 
1969 06 99.99 -99.99  24.30 
1969 07 99.99 -99.99  21.20 
1969 08 99.99 -99.99  22.50 
1969 09 99.99 -99.99  23.30 
1969 10 99.99 -99.99  16.29 
1969 11 99.99 -99.99  15.00 
1969 12 99.99 -99.99  10.30 
1970 01 99.99 -99.99  11.00 
1970 02 99.99 -99.99  10.90 
1970 03 99.99 -99.99  12.40 
1970 04 99.99 -99.99  15.60 
1970 05 99.99 -99.99  17.90 
1970 06 99.99 -99.99  21.70 
1970 07 99.99 -99.99  21.90 
1970 08 99.99 -99.99  23.30 
1970 09 99.99 -99.99  21.10 
1970 10 99.99 -99.99  16.90 
1970 11 99.99 -99.99  14.30 
1970 12 99.99 -99.99  11.10 
1979 07 99.99  17.90 -99.99 
1980 04 99.99   8.30 -99.99 
1980 08 27.30 -99.99 -99.99 
1981 02 12.80 -99.99 -99.99 
1981 03 99.99   8.80 -99.99 
1981 05 23.70 -99.99 -99.99 
1981 08 27.70 -99.99 -99.99 
1991 12 99.99 -99.99  18.00 
1992 12 99.99 -99.99  11.00 
1993 04 99.99 -99.99  15.50 
1993 10 99.99 -99.99  21.40 
1994 02 99.99 -99.99  11.00 
1994 03 99.99 -99.99  12.00 
1994 05 99.99 -99.99  21.00 
1994 06 99.99 -99.99  22.00 
1996 03 99.99 -99.99  10.60 
1996 04 99.99 -99.99  13.10 
1996 07 99.99 -99.99  22.60 
1996 09 99.99 -99.99  24.30 
1996 10 99.99 -99.99  17.20 
1996 11 99.99 -99.99  13.60 
1996 12 99.99 -99.99  11.80 
1997 07 99.99 -99.99  24.40 
1997 08 99.99 -99.99  22.10 
1997 11 99.99 -99.99  15.00 
1998 01 99.99 -99.99  10.00 
1998 12 99.99 -99.99   9.39 
1999 07 99.99 -99.99  22.50 
1999 11 99.99 -99.99  15.80 
2000 01 99.99 -99.99   7.70 
2000 06 99.99 -99.99  30.30 
2000 07 99.99 -99.99  23.10 
2001 04 99.99 -99.99  14.60 
2004 03 99.99 -99.99  12.70 
2005 06 99.99 -99.99  23.30 
2005 07 99.99 -99.99  24.10 
2005 08 99.99 -99.99  22.60 
2005 11 99.99 -99.99  13.30 
2005 12 99.99 -99.99  10.90 
2006 10 99.99 -99.99  16.79 
2007 03 99.99 -99.99  11.50 
2007 04 99.99 -99.99  13.90 
2007 05 99.99 -99.99  17.79 
2007 06 99.99 -99.99  23.00 
2007 07 99.99 -99.99  23.10 
2007 08 99.99 -99.99  23.30 
2007 09 99.99 -99.99  20.50 
2007 11 99.99 -99.99  14.90 
2007 12 99.99 -99.99  10.40 
2008 01 99.99 -99.99   8.70 
2008 02 99.99 -99.99   7.90 
2008 03 99.99 -99.99  12.80 
2008 04 99.99 -99.99  16.60 
2008 05 99.99 -99.99  19.90 
2008 06 99.99 -99.99  22.70 
2008 07 99.99 -99.99  23.50 
2008 08 99.99 -99.99  23.70 
2008 09 99.99 -99.99  21.90 
2008 10 99.99 -99.99  17.79 
2008 11 99.99 -99.99  15.40 
2008 12 99.99 -99.99  11.20 
2009 01 99.99 -99.99  10.20 
2009 02 99.99 -99.99   9.10 
2009 03 99.99 -99.99  11.20 
2009 04 99.99 -99.99  14.90 
2009 05 99.99 -99.99  17.60 
2009 06 99.99 -99.99  22.50 
2009 07 99.99 -99.99  23.50 
2009 08 99.99 -99.99  24.50 
2009 09 99.99 -99.99  22.10 
2009 10 99.99 -99.99  18.00 
2009 11 99.99 -99.99  14.00 
2009 12 99.99 -99.99  12.60 
2010 01 99.99 -99.99  10.40 
2010 02 99.99 -99.99  11.90 
2010 03 99.99 -99.99  13.10 
2010 04 99.99 -99.99  14.00 
2010 05 99.99 -99.99  19.40 
2010 06 99.99 -99.99  22.10 
2010 07 99.99 -99.99  22.90 
2010 08 99.99 -99.99  23.90 
2010 09 99.99 -99.99  22.50 
2010 10 99.99 -99.99  19.20 
2010 11 99.99 -99.99  16.70 
2010 12 99.99 -99.99  12.70 
2011 01 99.99 -99.99  10.30 
