1960 01 -2.61 -99.99 -99.99 
1960 02 -1.87 -10.12  -5.99 
1960 03 99.99 -12.78 -99.99 
1960 04 14.03   1.04   7.53 
1960 05 19.64   7.65  13.64 
1960 06 23.68   9.38  16.53 
1960 07 25.66  10.32  17.99 
1960 08 24.86  10.64  17.75 
1960 09 22.27   8.80  15.53 
1960 10 14.62   2.17   8.39 
1960 11  9.00    .34   4.67 
1960 12 -2.07 -10.58  -6.32 
1961 01 -5.47 -14.58 -10.02 
1961 02   .55 -10.59  -5.02 
1961 03  3.09  -5.20  -1.05 
1961 04  8.02   -.28   3.87 
1961 05 16.24   3.75   9.99 
1961 06 23.37  10.53  16.95 
1961 07 25.93  13.32  19.62 
1961 08 25.91  12.91  19.41 
1961 09 23.86  12.50  18.18 
1961 10 17.11   4.32  10.71 
1961 11  6.87  -2.63   2.11 
1961 12  -.27  -6.95  -3.61 
1962 01 -4.80 -12.30  -8.55 
1962 02 -4.30 -15.69  -9.99 
1962 03  2.80  -8.39  -2.79 
1962 04 11.88    .48   6.18 
1962 05 22.47   7.87  15.17 
1962 06 23.86   9.81  16.83 
1962 07 25.10  10.89  17.99 
1962 08 26.11  11.76  18.93 
1962 09 19.23   7.90  13.56 
1962 10 14.24 -99.99 -99.99 
1962 11  6.27 -99.99 -99.99 
1962 12  -.18 -99.99 -99.99 
1963 01 -5.98 -13.71  -9.84 
1963 02 -5.94 -16.25 -11.09 
1963 03  4.15  -6.46  -1.15 
1963 04 11.98   -.76   5.60 
1963 05 17.08   3.44  10.26 
1963 06 25.42   9.63  17.52 
1963 07 26.48  13.43  19.95 
1963 08 23.78  10.14  16.96 
1963 09 20.18   5.80  12.99 
1963 10 20.21   5.89  13.05 
1963 11  9.10   2.67   5.88 
1963 12 -4.32 -14.00  -9.16 
1964 01  -.61  -9.89  -5.25 
1964 02 -1.23 -10.88  -6.05 
1964 03  2.91  -6.10  -1.59 
1964 04 10.78   -.13   5.32 
1964 05 21.05   6.57  13.81 
1964 06 25.04   9.22  17.13 
1964 07 27.47  14.58  21.02 
1964 08 22.11   9.55  15.83 
1964 09 20.44   8.00  14.22 
1964 10 14.13   1.55   7.84 
1964 11  8.56  -1.12   3.72 
1964 12   .-5  -8.27  -4.16 
1965 01 -4.14 -12.85  -8.49 
1965 02 -2.17 -12.16  -7.16 
1965 03  1.27  -8.45  -3.59 
1965 04 99.99  -2.55 -99.99 
1965 05 21.15   6.30  13.72 
1965 06 99.99   8.13 -99.99 
1965 07 99.99   9.20 -99.99 
1965 08 99.99  11.54 -99.99 
1965 09 99.99   8.82 -99.99 
1965 10 11.90   2.44   7.17 
1965 11  5.70  -1.87   1.91 
1965 12  2.74  -4.58   -.91 
1966 01 -3.92 -14.59  -9.25 
1966 02 -1.79 -10.92  -6.35 
1966 03  4.09  -4.42   -.16 
1966 04  9.27  -1.55   3.86 
1966 05 15.00   2.03   8.51 
1966 06 25.69   9.60  17.64 
1966 07 28.78  12.53  20.65 
1966 08 25.27  12.09  18.68 
2003 07 28.01  11.65  19.83 
