1951 11 22.60  10.50  16.54 
1951 12 21.80  11.40  16.59 
1952 01 24.70  11.70  18.20 
1952 02 25.20  13.10  19.15 
1952 03 25.80  10.80  18.29 
1952 04 21.40   8.70  15.04 
1952 05 18.29   7.80  13.04 
1952 06 17.29   7.50  12.40 
1952 07 15.60   5.00  10.30 
1952 08 17.20   6.00  11.60 
1952 09 16.90   6.30  11.60 
1952 10 18.60   7.40  13.00 
1952 11 20.90   9.39  15.15 
1952 12 21.70  10.60  16.15 
1953 01 26.10 -99.99 -99.99 
1953 02 25.30  10.90  18.09 
1953 03 25.20  12.60  18.90 
1953 04 22.80   9.80  16.29 
1953 05 20.10   7.90  14.00 
1953 06 17.70   7.10  12.40 
1953 07 16.70   6.40  11.55 
1953 08 16.70   5.70  11.20 
1953 09 19.50   7.70  13.60 
1953 10 19.00   8.10  13.55 
1953 11 19.79   9.30  14.54 
1953 12 20.70   9.60  15.15 
1954 01 25.50  14.70  20.10 
1954 02 25.70  11.70  18.70 
1954 03 23.30  12.30  17.79 
1954 04 20.90   7.90  14.40 
1954 05 18.60   8.30  13.45 
1954 06 16.60   6.60  11.60 
1954 07 16.40   5.70  11.04 
1954 08 16.70   6.40  11.55 
1954 09 18.79   6.70  12.75 
1954 10 20.20   9.50  14.85 
1954 11 20.00   9.10  14.55 
1954 12 23.60  11.70  17.65 
1955 01 24.70  13.70  19.20 
1955 02 24.60  16.10  20.35 
1955 03 23.50  11.40  17.45 
1955 04 19.70  10.70  15.20 
1955 05 17.10   8.30  12.70 
1955 06 15.90   6.60  11.25 
1955 07 15.50   5.80  10.65 
1955 08 15.60   7.00  11.30 
1955 09 16.70   7.10  11.90 
1955 10 17.60   8.70  13.15 
1955 11 20.60   8.70  14.65 
1955 12 22.60  10.30  16.45 
1956 01 27.70  12.80  20.25 
1956 02 26.40  13.30  19.85 
1956 03 24.80  12.10  18.45 
1956 04 20.00   8.80  14.40 
1956 05 17.70   7.90  12.80 
1956 06 15.20   5.60  10.40 
1956 07 15.40   5.20  10.29 
1956 08 15.20   6.20  10.70 
1956 09 17.50   6.40  11.95 
1956 10 17.40   7.70  12.54 
1956 11 21.00   9.10  15.05 
1956 12 21.50  11.70  16.60 
1965 01 26.04  13.03  19.53 
1965 02 23.80  11.90  17.84 
1965 03 23.84  11.59  17.71 
1965 04 22.49  11.14  16.81 
1965 05 18.51   8.95  13.73 
1965 06 16.17   7.16  11.66 
1965 07 15.87   6.07  10.97 
1965 08 16.59   6.87  11.73 
1965 09 17.50   8.51  13.00 
1965 10 19.99   9.68  14.83 
1965 11 20.15  10.63  15.39 
1965 12 24.85  11.08  17.96 
1966 01 25.30  12.93  19.11 
1966 02 24.48  12.71  18.59 
1966 03 24.89  11.20  18.04 
1966 04 20.52  10.27  15.39 
1966 05 19.39   8.30  13.84 
1966 06 15.46   7.32  11.39 
1966 07 15.52   6.86  11.19 
1966 08 16.19   5.88  11.03 
1966 09 16.46   7.16  11.81 
1966 10 18.29   8.72  13.50 
1966 11 21.90  10.14  16.02 
1966 12 22.88  10.85  16.86 
1967 01 25.58  11.70  18.64 
1967 02 25.21  14.02  19.61 
1967 03 23.53  11.66  17.59 
1967 04 22.11  10.74  16.42 
1967 05 19.12   8.63  13.87 
1967 06 18.14   9.13  13.63 
1967 07 16.03   6.66  11.34 
1967 08 15.95   6.04  10.99 
1967 09 18.43   7.82  13.12 
1967 10 21.01 -99.99 -99.99 
1967 11 22.30 -99.99 -99.99 
1967 12 24.47  12.40  18.43 
1968 02 24.00  12.97  18.48 
1968 03 21.88  10.39  16.13 
1968 04 19.02  10.38  14.70 
1968 05 16.95   7.23  12.09 
1968 06 15.79   7.46  11.62 
1968 07 16.02   6.22  11.12 
1968 08 14.60   6.81  10.70 
1968 09 16.61   7.05  11.83 
1968 10 18.82   8.37  13.59 
1968 11 19.34  10.70  15.02 
1968 12 23.55  10.56  17.05 
1969 02 25.47  11.46  18.46 
1969 05 19.74   8.31  14.02 
1969 06 18.12   8.13  13.12 
1969 07 99.99   7.39 -99.99 
1969 09 16.29   6.55  11.42 
1971 08 15.20 -99.99 -99.99 
1971 09 16.23   7.91  12.07 
1971 11 17.71   9.95  13.83 
1971 12 21.52  11.09  16.30 
1972 01 26.24 -99.99 -99.99 
1972 02 27.81  14.01  20.91 
1972 03 25.25  12.68  18.96 
1972 04 23.11  11.64  17.37 
1972 05 21.81  11.11  16.45 
1972 06 17.71   8.20  12.95 
1972 07 15.82   7.61  11.71 
1972 08 16.45   7.18  11.82 
1972 09 18.40   6.47  12.43 
1972 10 20.15   8.63  14.39 
1972 11 23.58  11.91  17.74 
1972 12 27.80  13.20  20.50 
1973 02 25.72  12.45  19.08 
1973 03 24.61  12.28  18.44 
1973 04 22.06 -99.99 -99.99 
1973 05 20.01   9.10  14.55 
1973 06 15.88   6.93  11.40 
1973 07 16.79   7.82  12.31 
1973 08 16.12   7.27  11.70 
1973 09 18.45   7.33  12.89 
1973 10 19.43   8.39  13.91 
1973 12 99.99  11.55 -99.99 
1974 01 99.99  14.14 -99.99 
1974 02 26.11  13.60  19.85 
1974 03 24.23  13.01  18.61 
1974 04 21.08  11.24  16.16 
1974 05 18.95   9.43  14.19 
1974 06 18.41   7.73  13.07 
1974 07 16.24   7.35  11.79 
1974 08 16.83   6.92  11.87 
1974 09 18.74   7.54  13.14 
1974 10 99.99   8.41 -99.99 
1974 11 99.99   8.89 -99.99 
1974 12 99.99  11.73 -99.99 
1975 01 99.99  13.04 -99.99 
1975 02 99.99  15.36 -99.99 
1975 03 99.99  12.16 -99.99 
1975 04 99.99  10.48 -99.99 
1975 05 99.99  10.48 -99.99 
1975 06 99.99   7.21 -99.99 
1975 07 99.99   8.13 -99.99 
1975 08 16.20   6.54  11.37 
1975 09 17.54   7.31  12.42 
1975 10 19.03   9.38  14.20 
1975 11 21.00  10.91  15.95 
1975 12 23.74  12.50  18.11 
1976 01 24.32  13.70  19.01 
1976 02 26.48  13.14  19.81 
1976 03 24.90  11.85  18.37 
1976 04 22.57  10.78  16.67 
1976 05 19.95   7.11  13.53 
1976 06 18.17 -99.99 -99.99 
1976 07 99.99   6.16 -99.99 
1976 08 16.62   6.11  11.37 
1976 09 18.18   6.05  12.11 
1976 10 18.92   8.31  13.61 
1976 11 19.54   8.35  13.94 
1976 12 22.80  11.00  16.90 
1977 01 25.07  12.48  18.77 
1977 02 27.02  13.65  20.33 
1977 03 23.25  10.09  16.67 
1977 04 21.65   9.83  15.74 
1977 05 18.37   9.93  14.15 
1977 06 17.64   7.57  12.60 
1977 07 17.52   7.24  12.38 
1977 08 16.31   8.53  12.42 
1977 09 17.11   7.65  12.38 
1977 10 18.71   9.78  14.25 
1977 11 21.78  12.57  17.17 
1978 01 25.22  14.61  19.91 
1978 02 25.34  15.56  20.45 
1978 03 26.66  14.52  20.59 
1978 04 24.22  12.36  18.28 
1978 05 18.98  10.60  14.79 
1978 06 16.25 -99.99 -99.99 
1978 07 15.56   6.35  10.95 
1978 08 17.39   7.38  12.38 
1978 09 16.60   7.59  12.09 
1978 10 99.99   8.42 -99.99 
1978 11 21.85  10.67  16.26 
1978 12 24.98  13.21  19.09 
1979 01 24.78  13.68  19.23 
1979 02 24.80  15.00  19.90 
1979 05 18.20   7.33  12.76 
1979 06 16.67   8.77  12.72 
1979 07 16.12   8.35  12.24 
1979 08 15.79   7.05  11.42 
1979 09 16.81   7.81  12.31 
1979 10 18.81  10.42  14.61 
1979 11 20.74  11.97  16.35 
1979 12 23.97  13.20  18.58 
1980 01 24.75  14.35  19.54 
1980 02 23.44  14.26  18.85 
1980 03 25.95  12.79  19.37 
1980 04 21.13  10.60  15.86 
1980 05 19.60  10.02  14.81 
1980 06 16.40   8.62  12.51 
1980 07 99.99   8.27 -99.99 
1980 08 17.01   8.64  12.83 
1980 09 17.61   8.38  12.99 
1980 10 15.78   7.74  11.76 
1980 11 20.99  11.76  16.37 
1980 12 21.98  12.44  17.20 
1981 01 26.11  13.15  19.63 
1981 02 23.07  13.27  18.17 
1981 03 23.30  12.23  17.76 
1981 04 99.99  12.12 -99.99 
1981 05 99.99   9.22 -99.99 
1981 06 14.73   7.39  11.06 
1981 07 15.48   8.33  11.90 
1981 08 15.21   7.83  11.52 
1981 09 18.14   8.66  13.40 
1981 10 19.92   8.95  14.43 
1981 11 20.44  10.69  15.56 
1981 12 21.74  11.74  16.74 
1982 01 23.81  13.42  18.61 
1982 02 23.55  14.62  19.08 
1982 03 22.48  11.54  17.01 
1982 05 18.37   9.35  13.86 
1982 06 16.21   7.61  11.91 
1982 07 99.99   7.71 -99.99 
1982 08 17.90   7.45  12.67 
1982 09 17.78   8.50  13.14 
1982 10 20.14  10.22  15.18 
1982 11 23.08  12.18  17.63 
1982 12 99.99  13.00 -99.99 
1983 01 26.26  14.25  20.25 
1983 02 25.15  14.44  19.79 
1983 03 26.01  14.88  20.44 
1983 06 17.87   9.77  13.82 
1983 07 16.34   7.89  12.11 
1983 08 17.76   9.27  13.51 
1983 09 18.50   9.81  14.15 
1983 10 19.79 -99.99 -99.99 
1983 11 19.76  11.60  15.68 
1983 12 23.55  12.35  17.95 
