1963 08 21.79   8.12  14.95 
1963 09 16.65 -99.99 -99.99 
1963 10 10.93 -99.99 -99.99 
1963 11 -2.31  -9.39  -5.85 
1963 12 -4.31 -99.99 -99.99 
1964 01 -5.30 -13.86  -9.58 
1964 02  2.51  -6.11  -1.80 
1964 03   .30 -12.68  -6.19 
1964 04  6.84  -3.19   1.82 
1964 05 13.50   1.56   7.53 
1964 06 19.19   6.49  12.84 
1964 07 19.31   7.86  13.58 
1964 08 18.08   5.82  11.95 
1964 09 13.64   1.48   7.56 
1964 10  9.32  -1.89   3.71 
1964 11 -3.31 -10.01  -6.66 
1964 12 14.08 -23.80 -18.93 
1965 01 -8.74 -17.65 -13.19 
1965 02 -2.54 -15.65  -9.09 
1965 03  2.69 -99.99 -99.99 
1965 04  8.01  -4.53   1.74 
1965 05 13.98    .22   7.10 
1965 06 19.24   5.25  12.24 
1965 07 22.79   8.83  15.81 
1965 08 22.55   8.55  15.54 
1965 09 14.23   1.95   8.09 
1965 10  9.18   1.01   5.09 
1965 11 -3.22  -8.83  -6.02 
1965 12 -6.45 -11.32  -8.88 
1966 01 14.83 -22.30 -18.56 
1966 02 -1.38 -10.75  -6.06 
1966 03  3.29  -8.12  -2.41 
1966 04  6.97  -4.59   1.18 
1966 05 13.85   1.90   7.87 
1966 06 18.17   5.15  11.66 
1966 07 21.52   8.22  14.87 
1966 08 18.84   7.79  13.31 
1966 09 15.76   4.67  10.21 
1966 10  6.96   -.93   3.01 
1966 11 -4.62 -10.60  -7.61 
1966 12 -4.85 -10.57  -7.71 
1967 01 -9.12 -15.86 -12.49 
1967 02   .25  -8.66  -4.20 
1967 03 -1.94 -13.30  -7.62 
1967 04  8.10  -4.15   1.97 
1967 05 14.33   1.28   7.80 
1967 06 21.71   6.36  14.03 
1967 07 20.86   8.59  14.72 
1967 08 24.70   8.47  16.58 
1967 09 17.56   5.61  11.58 
1967 10  7.48   1.03   4.25 
1967 11   .51  -5.84  -2.66 
1968 01 -7.84 -17.56 -12.70 
1968 02   .45 -13.16  -6.35 
1968 03  4.85  -4.73    . 5 
1968 04  6.53  -3.31   1.61 
1968 05 15.65   1.98   8.81 
1968 06 16.67   5.10  10.88 
1968 07 22.03   8.13  15.08 
1968 08 19.19   5.57  12.38 
1968 09 13.43   3.93   8.68 
1968 10  6.33  -1.45   2.44 
1968 11  1.66  -4.80  -1.57 
1968 12 12.95 -19.87 -16.41 
1969 01 20.79 -29.16 -24.97 
1969 02 -2.56 -14.54  -8.55 
1969 03  4.67  -7.84  -1.58 
1969 04 11.13   -.64   5.24 
1969 05 17.04   2.07   9.55 
1969 06 23.01   8.00  15.50 
1969 07 21.00   7.35  14.17 
1969 08 17.79   7.25  12.52 
1969 09 13.95   4.44   9.19 
1969 10  8.07  -2.08   2.98 
1969 11  3.38  -3.19    . 9 
1969 12 -2.34  -8.21  -5.28 
1970 01 12.13 -17.50 -14.81 
1970 02  1.12  -7.58  -3.23 
1970 03  3.93  -6.80  -1.43 
1970 04  8.74  -2.85   2.94 
1970 05 12.74   2.68   7.71 
1970 06 21.25   7.61  14.43 
1970 07 20.07   7.31  13.69 
1970 08 19.95   7.63  13.79 
1970 09 13.41   3.55   8.47 
1970 10  8.96   -.24   4.36 
1970 11 -4.69  -9.25  -6.97 
1970 12 10.30 -18.04 -14.17 
1971 01 10.03 -18.96 -14.50 
1971 02 -1.80 -10.46  -6.13 
1971 03   .84 -10.29  -4.72 
