1960 01 -99.99   -.62 -99.99 
1960 02   7.78   0.84   4.31 
1960 03   9.21   1.75   5.48 
1960 04  13.28   4.89   9.08 
1960 05  15.13   7.42  11.27 
1960 06  18.69   9.87  14.28 
1960 07  23.36  11.37  17.36 
1960 08  20.16  11.67  15.91 
1960 09  17.37   7.80  12.58 
1960 10  13.72   7.15  10.43 
1960 11   9.06   2.69   5.87 
1960 12   6.89   0.41   3.65 
1961 01   7.49   2.04   4.76 
1961 02   8.84   3.74   6.29 
1961 03  10.67   3.75   7.21 
1961 04  12.08   5.42   8.75 
1961 05  16.06   7.64  11.85 
1961 06  20.87  10.57  15.72 
1961 07  22.87  12.49  17.68 
1961 08  23.41  12.17  17.79 
1961 09  17.78   8.07  12.92 
1961 10  12.52   4.50   8.51 
1961 11   8.09 -99.99 -99.99 
1961 12   6.01   1.19   3.60 
1962 01   5.35   -.29   2.53 
1962 02   8.02   1.96   4.99 
1962 03   8.20   0.49   4.34 
1962 04  12.95   5.48   9.21 
1962 07  20.70  11.04  15.87 
1962 08  19.45  11.52  15.49 
1962 09  18.45   8.47  13.46 
1962 10  13.93   7.11  10.52 
1962 11  10.24   4.69   7.47 
1962 12   7.63   2.75   5.19 
1963 01   2.95  -2.72   0.11 
1963 02  10.13   2.28   6.20 
1963 03   9.82   2.17   5.99 
1963 04  12.54   4.76   8.64 
1963 05  17.50   6.34  11.92 
1963 06  18.70  10.22  14.46 
1963 07  20.02  10.91  15.46 
1963 08  21.52  11.09  16.30 
1963 09  20.11 -99.99 -99.99 
1963 10  14.59   7.36  10.97 
1963 11   9.57   3.81   6.68 
1963 12   7.06   1.86   4.46 
1964 01   7.16   2.60   4.88 
1964 02   7.79   0.99   4.39 
1964 03   9.18   2.75   5.96 
1964 04  11.57   3.45   7.51 
1964 05  15.18   5.81  10.49 
1964 06  17.79  10.03  13.91 
1964 07  19.78  11.42  15.60 
1964 08  20.32  11.07  15.69 
1964 09  17.09   8.30  12.69 
1964 10  13.88   5.05   9.46 
1964 11   7.89   1.45   4.67 
1964 12   4.03  -2.69   0.67 
1965 01   5.00   0.10   2.55 
1965 02   6.75   2.09   4.42 
1965 03   9.41   -.14   4.63 
1965 04  12.75   5.01   8.88 
1965 05  14.60   5.67  10.13 
1965 06  19.25   8.63  13.94 
1965 07  22.26  10.55  16.40 
1965 08  20.76  12.04  16.40 
1965 09  17.35   7.46  12.40 
1965 10  14.48   6.88  10.68 
1965 11  10.16   4.40   7.28 
1965 12   6.03 -99.99 -99.99 
1966 01   6.21 -99.99 -99.99 
1966 02   8.20 -99.99 -99.99 
1966 03  10.05   2.31   6.18 
1966 04  12.47   3.42   7.94 
1966 05  15.71   6.38  11.04 
1966 06  17.66   8.89  13.28 
1966 08  21.16 -99.99 -99.99 
1966 09  18.85   9.67  14.26 
1966 10  13.27 -99.99 -99.99 
1966 11   9.35   2.77   6.06 
1966 12   8.28   3.14   5.71 
1967 01   6.84 -99.99 -99.99 
1967 02   8.58 -99.99 -99.99 
1967 03   8.92   1.65   5.28 
1967 04  11.39 -99.99 -99.99 
1967 05  15.74   7.14  11.44 
1967 06  20.99  11.01  16.00 
1967 07  21.47 -99.99 -99.99 
1967 08  24.50 -99.99 -99.99 
1967 09  20.60 -99.99 -99.99 
1967 10  14.00 -99.99 -99.99 
1967 11   9.80 -99.99 -99.99 
1968 01   6.20 -99.99 -99.99 
1968 02  10.10 -99.99 -99.99 
1968 03  10.64 -99.99 -99.99 
1968 04  12.24 -99.99 -99.99 
1968 05  17.04 -99.99 -99.99 
1968 06  18.76   9.54  14.15 
1968 07  22.60 -99.99 -99.99 
1968 08  20.25 -99.99 -99.99 
1968 09  17.20   8.63  12.92 
1968 10  12.72 -99.99 -99.99 
1968 12   4.50 -99.99 -99.99 
1969 01  -0.05 -99.99 -99.99 
1969 02   6.32 -99.99 -99.99 
1969 03  10.52 -99.99 -99.99 
1969 04  11.72 -99.99 -99.99 
1969 05  18.45   7.60  13.02 
1969 06  21.09  11.83  16.45 
1969 07  21.66 -99.99 -99.99 
1969 09  17.48 -99.99 -99.99 
1969 10  13.37   4.21   8.79 
1969 11   9.14   3.52   6.33 
1969 12   7.47   2.05   4.75 
1970 02   9.12   1.26   5.19 
1970 04  11.65   4.48   8.07 
1970 05  15.65   5.32  10.48 
1970 06  20.45  10.33  15.39 
1970 07  21.11 -99.99 -99.99 
1970 08  21.22   9.47  15.34 
1970 09  17.26   6.97  12.11 
1970 10  12.67   3.84   8.25 
1970 11   8.00   1.39   4.69 
1970 12   5.38   0.28   2.83 
1971 01   4.91   -.80   2.05 
1971 02   7.04   1.21   4.12 
1971 03   7.95   1.11   4.52 
