1908 12  6.18  -2.61   1.78 
1909 01  5.52  -3.28   1.12 
1909 02 10.50   -.30   5.10 
1909 03  9.85  -1.09   4.38 
1909 04 18.27   5.16  11.71 
1909 05 23.35  10.10  16.73 
1909 06 27.82  16.77  22.29 
1909 07 30.11  16.01  23.06 
1909 08 29.22  15.32  22.27 
1909 09 24.84  12.53  18.68 
1909 10 17.04   4.26  10.65 
1909 11 15.76   3.81   9.78 
1909 12  3.44  -4.80   -.68 
1910 01  3.69  -4.94   -.62 
1910 02  5.04  -4.33    .35 
1910 03 16.20   2.70   9.45 
1910 04 20.57   7.13  13.85 
1910 05 22.29   9.82  16.05 
1910 06 26.02  14.86  20.44 
1910 07 31.30  18.39  24.84 
1910 08 28.41  16.04  22.22 
1910 09 26.72  14.65  20.68 
1910 10 21.64   8.05  14.84 
1910 11  9.01    .20   4.60 
1910 12  2.09  -6.88  -2.39 
1911 01  7.76  -2.32   2.72 
1911 02  5.68  -2.94   1.36 
1911 03 11.43  -1.92   4.75 
1911 04 15.58   3.59   9.58 
1911 05 28.07  11.93  20.00 
1911 06 28.17  16.04  22.10 
1911 07 31.81  18.28  25.04 
1911 08 28.88  16.37  22.63 
1911 09 26.24  14.79  20.51 
1911 10 18.50   7.97  13.23 
1911 11 10.10    .61   5.35 
1911 12  8.49    .-9   4.19 
1912 01   .17  -9.59  -4.71 
1912 02  3.46  -6.78  -1.66 
1912 03  9.09  -1.23   3.93 
1912 04 18.93   5.27  12.10 
1912 05 24.23  11.03  17.62 
1912 06 26.42  14.27  20.34 
1912 07 28.95  17.51  23.23 
1912 12  8.04  -2.56   2.74 
1913 01 11.51   -.58   5.46 
1913 02  6.68  -4.89    .89 
1913 03 13.70   1.81   7.75 
1913 04 18.65   6.37  12.51 
1913 05 23.88  10.13  17.00 
1913 06 29.12  15.06  22.09 
1913 07 31.42  17.74  24.58 
1913 08 28.63  16.68  22.65 
1913 09 25.10  13.34  19.22 
1913 10 18.81   9.46  14.13 
1913 11 14.69   2.42   8.55 
1913 12  8.50  -1.26   3.62 
1914 01  6.37  -2.94   1.71 
1914 02  2.78  -7.56  -2.38 
1914 03  8.30  -1.88   3.21 
1914 04 17.31   3.70  10.50 
1914 05 25.75  11.44  18.59 
1914 06 29.46  15.76  22.61 
1914 07 29.55  17.70  23.63 
1914 08 29.30  18.32  23.81 
1914 09 25.14  10.61  17.87 
1914 10 20.35   9.60  14.97 
1914 11 13.15    .83   6.99 
1914 12  3.15  -4.14   -.49 
1915 01  5.55  -3.45   1.05 
1915 02  6.87  -2.59   2.13 
1915 03  8.27  -3.08   2.59 
1915 04 21.26   6.81  14.03 
1915 05 21.66   9.55  15.60 
1915 06 26.21  14.02  20.11 
1915 07 29.37  17.40  23.38 
1915 08 27.63  17.50  22.56 
1915 09 27.26  13.79  20.52 
1915 10 19.79   8.17  13.98 
1915 11 12.97    .97   6.97 
1915 12  4.08  -3.84    .12 
1916 01  8.39  -2.75   2.82 
1916 02  4.76  -5.40   -.31 
1916 03  7.14  -3.74   1.70 
1916 04 16.23   4.15  10.18 
1916 05 24.09  11.38  17.73 
1916 06 24.72  13.67  19.19 
1916 07 29.73  19.01  24.37 
1916 08 29.28  17.25  23.26 
1916 09 25.10  11.63  18.36 
1916 10 20.18   5.55  12.86 
1916 11 12.33   1.28   6.80 
1916 12  5.21  -4.13    .53 
1917 01  5.24  -4.65    .29 
1917 02  5.28  -6.55   -.63 
1917 03  9.17   -.81   4.17 
1917 04 17.45   4.48  10.96 
1917 05 20.09   7.80  13.94 
1917 06 27.30  14.90  21.09 
1917 07 28.46  18.83  23.64 
1917 08 29.34  17.08  23.21 
1917 09 22.74  10.93  16.83 
1917 10 16.87 -99.99 -99.99 
1917 12   .98  -7.76  -3.39 
1918 01 -1.94  -9.60  -5.77 
1918 02  6.02  -5.39    .31 
1918 03 13.89    .62   7.25 
1918 04 16.42   5.22  10.82 
1918 05 25.90  13.15  19.52 
1918 06 26.26  14.14  20.20 
1918 07 28.86  16.31  22.58 
1918 08 29.99  18.62  24.30 
1918 09 22.97  10.80  16.88 
1918 10 21.74   8.30  15.02 
1918 11 12.23   1.42   6.82 
1919 01  7.80  -3.39   2.20 
1948 08 28.78  16.45  22.61 
1948 09 25.93  12.11  19.02 
1948 10 18.21   6.49  12.35 
1948 11 15.61   4.80  10.20 
1948 12  8.33  -2.18   3.07 
1949 01 10.14   -.26   4.94 
1949 02 10.72   -.22   5.25 
1949 03 13.14    .93   7.03 
1949 04 18.36   4.26  11.31 
1949 05 24.07   9.88  16.97 
1949 06 28.71  16.08  22.39 
1949 07 31.52  19.51  25.51 
1949 08 29.61  17.29  23.45 
1949 09 24.85  10.97  17.91 
1949 10 21.93   9.64  15.78 
1949 11 14.12    .91   7.51 
1949 12  9.43  -2.34   3.54 
1950 01 13.37   1.12   7.24 
1950 02  6.66  -2.99   1.83 
1950 03 10.73  -2.29   4.21 
1950 04 16.95   2.41   9.68 
1950 05 22.85  10.09  16.47 
1950 06 28.28  14.11  21.19 
1950 07 29.72  16.12  22.92 
1950 08 29.55  15.63  22.59 
1950 09 23.74  11.67  17.70 
1950 10 21.21   7.08  14.14 
1950 11 14.74    .75   7.74 
1950 12  5.43  -5.29    . 6 
1951 01  8.08  -4.02   2.03 
1951 02  8.35  -4.38   1.98 
1951 03 12.26   -.70   5.78 
1951 04 18.25   6.04  12.14 
1951 05 24.43  10.40  17.41 
1951 06 27.77  15.52  21.64 
1951 07 30.91  17.90  24.40 
1951 08 29.80  16.26  23.03 
1951 09 27.01  12.78  19.89 
1951 10 21.80   7.96  14.87 
1951 11 11.21  -1.26   4.97 
1951 12  8.57  -2.22   3.17 
1952 01  8.74  -2.43   3.15 
1952 02  8.57  -2.28   3.14 
1952 03 10.56  -1.01   4.77 
1952 04 18.33   6.71  12.52 
1952 05 23.34   9.43  16.39 
1952 06 30.28  16.25  23.26 
1952 07 31.71  19.11  25.41 
1952 08 29.60  17.19  23.39 
1952 09 27.71  11.97  19.84 
1952 10 20.02   4.38  12.20 
1952 11 13.71   2.67   8.19 
1952 12  7.84  -1.52   3.16 
1953 01  9.10   -.67   4.21 
1953 02 10.90  -1.04   4.92 
1953 03 13.04   1.60   7.32 
1953 04 17.86   5.77  11.81 
1953 05 25.73  13.35  19.54 
1953 06 29.04  15.51  22.27 
1953 07 32.21  17.40  24.80 
1953 08 31.18  15.95  23.56 
1953 09 27.95  12.90  20.42 
1953 10 22.91   6.82  14.86 
1953 11 15.07   1.00   8.03 
1953 12  9.53  -1.14   4.19 
1954 01  7.05  -4.41   1.32 
1954 02 11.84   -.95   5.44 
1954 03 12.82    .-2   6.39 
1954 04 20.99   7.50  14.24 
1954 05 22.71   9.20  15.95 
1954 06 30.16  14.71  22.43 
1954 07 32.36  15.91  24.13 
1954 08 29.81  15.73  22.77 
1954 09 28.49  13.69  21.09 
1954 10 22.66   8.51  15.58 
1954 11 12.30    .42   6.36 
1954 12  6.81  -3.51   1.65 
1955 01  5.69  -5.06    .31 
1955 02  7.56  -4.58   1.49 
1955 03 14.24    .80   7.52 
1955 04 20.62   6.69  13.65 
1955 05 26.13  11.04  18.58 
1955 06 26.74  12.64  19.69 
1955 07 33.48  19.45  26.47 
1955 08 31.46  17.95  24.70 
1955 09 25.77  13.05  19.41 
1955 10 21.67   6.71  14.19 
1955 11 13.27  -1.11   6.08 
1955 12  5.00  -6.73   -.86 
1956 01  5.16  -5.30    .-7 
1956 02 10.14  -1.92   4.11 
1956 03 10.99   -.83   5.08 
1956 04 17.26   4.39  10.82 
1956 05 24.56   9.75  17.15 
1956 06 28.91  15.76  22.33 
1956 07 29.59  18.11  23.85 
1956 08 29.06  16.93  22.99 
1956 09 24.56  12.04  18.29 
1956 10 19.64   7.66  13.65 
1956 11 13.44   1.97   7.70 
1956 12 11.72    .93   6.32 
1957 01  4.37  -5.55   -.59 
1957 02  8.46  -1.12   3.67 
1957 03 11.63    . 9   5.86 
1957 04 20.80   6.50  13.65 
1957 05 25.69  10.27  17.98 
1957 06 29.75  16.48  23.11 
1957 07 31.80  17.19  24.49 
1957 08 30.00  15.56  22.78 
1957 09 26.22  14.24  20.23 
1957 10 17.65   4.85  11.25 
1957 11 13.70   2.13   7.91 
1957 12  8.51  -1.75   3.38 
1958 01  4.08  -4.96   -.44 
1958 02  2.82  -7.08  -2.13 
1958 03  8.43  -1.47   3.48 
1958 04 18.49   5.91  12.20 
1958 05 23.26   9.97  16.61 
1958 06 26.35  12.78  19.56 
1958 07 30.30  19.02  24.66 
1958 08 29.09  16.46  22.78 
1958 09 26.40  11.51  18.95 
1958 10 20.94   5.72  13.33 
1958 11 15.21   1.87   8.54 
1958 12  5.02  -7.15  -1.06 
1959 01  6.09  -6.69   -.29 
1959 02  8.81  -5.39   1.71 
1959 03 13.58  -2.01   5.78 
1959 04 21.19   5.52  13.35 
1959 05 26.58 -99.99 -99.99 
1959 06 29.68  13.80  21.74 
1959 07 30.56  18.44  24.50 
1959 08 31.01  17.95  24.48 
1959 09 28.13  12.93  20.53 
1959 10 21.99   9.45  15.71 
1959 11 13.35   1.90   7.62 
1959 12  9.22   -.69   4.27 
1960 01  6.47  -2.19   2.13 
1960 02  7.51  -1.98   2.76 
1960 03  6.40  -4.78    .80 
1960 04 22.44   7.13  14.78 
1960 05 22.61   9.89  16.25 
1960 06 28.39  14.59  21.49 
1960 07 29.95  16.85  23.40 
1960 08 30.86  19.00  24.93 
1960 09 26.35  14.64  20.49 
1960 10 20.68   7.22  13.95 
1960 11 15.57   1.84   8.70 
1960 12  4.77  -7.51  -1.37 
1961 01  2.98  -8.78  -2.90 
1961 02  7.94  -3.46   2.24 
1961 03 13.34   1.22   7.28 
1961 04 15.70   3.93   9.81 
1961 05 21.83   9.27  15.55 
1961 06 28.10  15.39  21.74 
1961 07 30.05  18.07  24.06 
1961 08 29.09  17.76  23.42 
1961 09 29.30  16.69  22.99 
1961 10 22.05   6.90  14.47 
1961 11 14.17   4.40   9.28 
1961 12  5.79  -3.67   1.05 
1962 01  6.20  -4.65    .77 
1962 02  5.15  -4.73    .20 
1962 03 11.61   -.44   5.58 
1962 04 18.60   5.81  12.20 
1962 05 26.43  11.96  19.19 
1962 06 28.78  15.33  22.05 
1962 07 29.83  16.45  23.14 
1962 08 99.99  16.91 -99.99 
1962 09 99.99  11.27 -99.99 
1962 10 21.64   7.65  14.64 
1962 11 11.97    .56   6.26 
1962 12  5.23  -6.03   -.40 
1963 01  4.19  -7.68  -1.74 
1963 02  4.28  -8.59  -2.15 
1963 03 14.76    .94   7.85 
1963 04 20.36   4.98  12.67 
1963 05 24.35   9.72  17.03 
1963 06 28.32  15.15  21.73 
1963 07 31.05  17.62  24.34 
1963 08 29.21  16.20  22.71 
1963 09 24.86  11.34  18.10 
1963 10 24.12   6.24  15.18 
1963 11 15.14   3.80   9.47 
1963 12  3.31  -6.05  -1.37 
1964 01 99.99  -4.40 -99.99 
1964 02  6.16  -4.50    .82 
1964 03 13.90   1.33   7.61 
1964 04 16.10   4.76  10.43 
1964 05 25.59  10.61  18.10 
1964 06 29.38  15.60  22.49 
1964 07 30.16  18.95  24.55 
1964 08 28.73  16.40  22.56 
1964 09 27.12  12.96  20.04 
1964 10 18.92   4.94  11.93 
1964 11 16.79   2.57   9.68 
1964 12  8.82  -1.04   3.88 
1965 01  5.41  -5.53    .-6 
1965 02  8.18  -4.23   1.97 
1965 03 10.27  -1.03   4.62 
1965 04 16.85   3.92  10.38 
1965 05 26.62  12.62  19.62 
1965 06 28.78  14.98  21.88 
1965 07 31.04  17.39  24.21 
1965 08 29.41  16.20  22.80 
1965 09 27.72  15.33  21.52 
1965 10 20.10   5.41  12.75 
1965 11 14.92   2.16   8.54 
1966 01  4.90  -5.73   -.41 
1968 05 21.74  10.07  15.90 
1968 06 28.10  16.34  22.22 
1968 07 30.36  19.95  25.16 
1968 08 30.75  19.92  25.33 
1968 09 26.78  14.99  20.88 
1968 10 19.82  10.10  14.96 
1968 11 12.76   4.12   8.44 
1968 12  6.15  -2.84   1.65 
1969 01  4.00  -4.44   -.22 
1969 02  4.81  -2.60   1.10 
1969 03 10.18   -.45   4.87 
1969 04 19.17   7.29  13.23 
1969 05 24.75  12.62  18.68 
1969 06 28.94  18.09  23.51 
1969 07 29.86  19.76  24.81 
1969 08 29.28  18.24  23.76 
1969 09 25.76  14.39  20.07 
1969 10 20.28   7.97  14.12 
1969 11 12.06   2.57   7.31 
1969 12  4.27  -3.04    .61 
1970 01  1.97  -7.61  -2.82 
1970 02  6.46  -4.13   1.16 
1970 03  9.18  -1.49   3.85 
1970 04 17.39   5.76  11.57 
1970 05 25.43  13.01  19.22 
1970 06 27.89  17.29  22.59 
1970 07 30.00  19.82  24.91 
1970 08 30.22  19.41  24.81 
1970 09 28.91  16.62  22.77 
1970 10 21.07  11.37  16.21 
1970 11 13.24   4.76   9.00 
1970 12  7.13   -.48   3.32 
1971 01  3.39  -5.44  -1.02 
1971 02  7.44  -1.64   2.90 
1971 03 10.80    . 1   5.40 
1971 04 18.41   4.53  11.47 
1971 05 22.23  10.51  16.36 
1971 06 28.48  17.83  23.15 
1971 07 29.71  19.03  24.37 
1971 08 28.47  17.77  23.12 
1971 09 25.90  17.40  21.65 
1971 10 21.58  13.24  17.41 
1971 11 12.78   3.64   8.21 
1971 12 11.17   2.25   6.71 
1972 01  7.28  -1.36   2.96 
1972 02  5.62  -4.14    .74 
1972 03 10.91    .56   5.73 
1972 04 17.45   5.16  11.30 
1972 05 23.37  11.76  17.56 
1972 06 25.50  15.08  20.29 
1972 07 29.55  19.98  24.76 
1972 08 29.14  18.10  23.62 
1972 09 26.63  15.73  21.18 
1972 10 17.93   7.12  12.52 
1972 11 11.11   2.80   6.95 
1972 12  9.18   1.60   5.39 
1973 01  8.10  -1.76   3.17 
1973 02  7.01  -3.23   1.89 
1973 03 14.63   4.53   9.58 
1973 04 17.29   6.88  12.09 
1973 05 21.40  11.04  16.21 
1973 06 28.21  18.71  23.46 
1973 07 30.47  19.94  25.20 
1973 08 30.21  19.91  25.06 
1973 09 27.39  15.91  21.65 
1973 10 21.92  10.03  15.97 
1973 11 15.57   4.16   9.86 
1973 12  8.37   -.20   4.08 
1974 01  8.82   -.33   4.24 
1974 02  7.21  -3.25   1.98 
1974 03 13.55   1.76   7.65 
1974 04 20.00   7.48  13.74 
1974 05 23.25  11.27  17.26 
1974 06 25.93  15.56  20.74 
1974 07 30.37  19.06  24.71 
1974 08 29.06  19.12  24.09 
1974 09 24.97  14.42  19.69 
1974 10 19.11   7.04  13.07 
1974 11 14.40   3.96   9.18 
1974 12  8.78   -.21   4.28 
1975 01  8.55  -1.46   3.54 
1975 02  7.31  -1.83   2.74 
1975 03 10.82   1.27   6.04 
1975 04 15.17   3.85   9.51 
1975 05 24.39  13.49  18.93 
1975 06 27.78 -99.99 -99.99 
1975 07 29.50  18.35  23.92 
1975 08 30.70  19.32  25.01 
1975 09 23.32  13.94  18.62 
1975 10 21.95  10.92  16.43 
1975 11 99.99   6.33 -99.99 
1975 12 99.99   -.90 -99.99 
1976 01  3.58  -4.98   -.70 
1976 02 13.16    .48   6.82 
1976 03 14.69   3.62   9.15 
1976 04 20.82   8.07  14.44 
1976 05 23.30  11.15  17.22 
1976 06 29.27  18.54  23.90 
1976 07 29.30  18.50  23.90 
1976 08 28.80  17.74  23.27 
1976 09 25.95  14.41  20.18 
1976 10 16.35 -99.99 -99.99 
1976 11 10.84 -99.99 -99.99 
1976 12  5.44  -3.84    .80 
1977 01   .15  -8.04  -3.94 
1977 02  9.47  -2.74   3.37 
1977 03 16.12   3.95  10.04 
1977 04 21.17   7.94  14.55 
1977 05 26.10  13.50  19.79 
1977 06 27.08  16.14  21.61 
1977 07 31.97  20.08  26.02 
1977 08 29.89  19.86  24.87 
1977 09 27.35  16.58  21.96 
1977 10 18.75   7.34  13.04 
1977 11 13.50   4.84   9.17 
1977 12  6.75  -2.60   2.07 
1978 01  2.19  -6.16  -1.98 
1978 02  1.69  -7.76  -3.03 
1978 03 10.88   -.67   5.10 
1978 04 18.95   4.56  11.75 
1978 05 22.26  11.39  16.82 
1978 06 28.00  16.34  22.17 
1978 07 29.23  18.11  23.67 
1978 08 29.98  19.56  24.77 
1978 09 26.66  15.21  20.93 
1978 10 19.84   7.04  13.44 
1978 11 14.28   4.48   9.38 
1978 12 10.16   -.84   4.66 
1979 01  5.24  -4.77    .23 
1979 02  2.34  -7.12  -2.38 
1979 03 15.61   3.00   9.30 
1979 04 16.64   6.52  11.58 
1979 05 23.86  12.11  17.98 
1979 06 27.09  15.05  21.07 
1979 07 29.12 -99.99 -99.99 
1979 08 29.16  18.54  23.85 
1979 09 25.27  15.65  20.45 
1979 10 18.49   8.18  13.33 
1979 11 15.76   5.04  10.40 
1979 12 99.99    .20 -99.99 
1980 01  4.91  -3.11    .90 
1980 02  5.77 -99.99 -99.99 
1980 05 25.98 -99.99 -99.99 
1980 06 28.62  13.95  21.28 
1980 08 32.37 -99.99 -99.99 
1980 09 28.87 -99.99 -99.99 
1980 10 19.92 -99.99 -99.99 
1980 11 11.70 -99.99 -99.99 
1980 12  7.81 -99.99 -99.99 
1981 01  3.18 -99.99 -99.99 
1981 02  9.55 -99.99 -99.99 
1981 03 11.62  -1.61   5.00 
1981 04 20.40   7.60  14.00 
1981 07 30.49  19.20  24.84 
1981 08 29.38 -99.99 -99.99 
1981 09 25.30 -99.99 -99.99 
1981 10 18.42   6.48  12.45 
1981 11 13.58   3.79   8.68 
1981 12  5.39  -1.42   1.98 
1982 01  1.58  -7.64  -3.03 
1982 02  6.82  -1.99   2.41 
1982 03 10.90   1.07   5.98 
1982 04 17.54   4.61  11.08 
1982 05 25.15  13.50  19.32 
1982 06 26.29  17.62  21.96 
1982 07 32.46  20.04  26.25 
1982 08 29.15  18.92  24.03 
1982 09 25.92  14.44  20.18 
1982 10 21.24   8.17  14.70 
1982 11 14.53   4.17   9.35 
1982 12 10.89    .52   5.71 
1983 01  5.68  -3.26   1.20 
1983 02  8.14  -3.38   2.38 
1983 03 14.17    .47   7.32 
1983 04 16.35   4.40  10.37 
1983 05 23.83   8.85  16.34 
1983 06 29.35  16.66  23.00 
1983 07 32.50  19.45  25.98 
1983 08 32.38  19.35  25.86 
1983 09 29.15  15.12  22.13 
1983 10 20.04   7.19  13.61 
1983 11 14.57   3.28   8.92 
1983 12  5.06  -4.23    .41 
1984 01  2.69  -9.95  -3.63 
1984 02  9.42  -1.00   4.21 
1984 03  8.01  -2.33   2.84 
1984 04 16.65   6.28  11.46 
1984 05 23.08  10.42  16.75 
1984 06 29.59 -99.99 -99.99 
1984 07 29.10  22.00  25.55 
1984 08 29.48  21.22  25.34 
1984 09 25.02  12.45  18.73 
1984 11 13.19    .41   6.80 
1984 12 12.92   -.75   6.08 
1985 02  8.03  -3.84   2.09 
1985 03 14.16   -.87   6.64 
1985 04 22.58   7.60  15.09 
1985 05 24.89 -99.99 -99.99 
1985 06 27.67  14.49  21.08 
1985 07 30.64  19.85  25.24 
1985 08 29.63  19.34  24.48 
1985 09 27.28  14.03  20.65 
1985 10 21.63   9.60  15.61 
1985 11 15.97   5.89  10.93 
1985 12  5.32  -5.44    .-5 
1986 01  6.63  -4.96    .83 
1986 02  5.10  -3.49    .80 
1986 03 14.37   -.28   7.04 
1986 04 18.86   6.23  12.54 
1986 05 26.33  13.73  20.02 
1986 06 99.99  16.06 -99.99 
1986 07 33.20  21.98  27.59 
1986 08 29.26  16.66  22.96 
1986 09 27.32  14.24  20.78 
1986 10 21.94   9.05  15.49 
1986 11 12.93    .61   6.77 
1986 12  8.31  -2.64   2.83 
1987 02  5.78  -8.17  -1.19 
1987 03 14.70  -1.38   6.66 
1987 05 26.31  11.52  18.91 
1987 06 30.49  16.56  23.52 
1987 07 34.13  15.48  24.80 
1987 08 31.49  17.29  24.39 
1987 09 27.62  17.64  22.63 
1987 10 19.20   3.70  11.45 
1987 11 17.61   2.50  10.05 
1987 12  9.99  -2.17   3.91 
1988 01  3.58  -8.85  -2.63 
1988 02  6.61  -5.10    .75 
1988 03 13.68   -.87   6.40 
1988 04 16.96   4.14  10.55 
1988 05 23.65  10.14  16.89 
1988 06 29.81  15.99  22.90 
1988 07 32.39  20.04  26.21 
1988 08 31.41  19.69  25.55 
1988 09 25.91  11.86  18.88 
1988 10 16.99   4.55  10.77 
1988 11 14.11   2.09   8.10 
1988 12  8.62  -2.73   2.94 
1989 01  8.68  -2.27   3.20 
1989 02  7.20  -3.93   1.63 
1989 03 11.80  -1.74   5.03 
1989 04 17.56   4.08  10.82 
1989 05 23.08  10.52  16.79 
1989 06 28.49  17.86  23.17 
1989 07 29.67  18.53  24.10 
1989 08 28.50  18.65  23.57 
1989 09 25.68  13.97  19.82 
1989 10 21.04   8.71  14.87 
1989 11 12.89   2.45   7.67 
1989 12   .77  -8.26  -3.74 
1990 01  9.81   -.91   4.45 
1990 02 11.13    .12   5.62 
1990 03 15.16   2.84   9.00 
1990 04 19.32   6.63  12.97 
1990 05 22.28  11.41  16.84 
1990 06 28.36  16.64  22.50 
1990 07 30.25  19.53  24.89 
1990 08 28.19  18.65  23.42 
1990 09 24.90  14.05  19.47 
1990 10 21.63  10.83  16.23 
1991 05 27.70  15.91  21.80 
1991 06 29.60  17.53  23.56 
1991 07 31.41  20.45  25.93 
1993 08 30.75 -99.99 -99.99 
1993 09 27.16 -99.99 -99.99 
1993 10 20.77 -99.99 -99.99 
1993 12  7.07    .29   3.68 
1994 03 11.35 -99.99 -99.99 
1994 04 22.68 -99.99 -99.99 
1994 05 23.29   7.24  15.26 
1994 06 31.16  18.03  24.59 
1994 07 31.38 -99.99 -99.99 
1994 08 28.29  17.69  22.99 
1994 09 25.98  18.85  22.41 
1994 11 16.65   4.77  10.71 
1994 12 11.96  -1.10   5.43 
1995 01  7.00 -99.99 -99.99 
1995 02  5.53 -99.99 -99.99 
1995 03 14.49  -2.93   5.78 
1995 05 22.91 -99.99 -99.99 
1995 06 28.19  16.40  22.29 
1995 07 31.92 -99.99 -99.99 
