1961 01 -4.30 -13.17  -8.73 
1961 02 -1.07  -8.59  -4.83 
1961 03   .99  -6.09  -2.55 
1961 04  3.58  -6.65  -1.53 
1961 05  7.90   1.04   4.47 
1961 06 15.85   5.70  10.77 
1961 07 15.33   7.23  11.28 
1961 08 14.19   5.53   9.85 
1961 09 13.03   4.94   8.99 
1961 10  9.80   3.08   6.44 
1961 11  2.25  -2.70   -.22 
1961 12 -3.86 -11.77  -7.81 
1962 01 -2.57 -11.71  -7.14 
1962 02 -2.40  -9.34  -5.87 
1962 03 -4.94 -15.09 -10.01 
1962 04  2.65  -5.51  -1.43 
1962 05  6.36   -.61   2.87 
1962 06 10.28   2.97   6.62 
1962 08 13.41   5.28   9.34 
1962 09  9.10   2.83   5.97 
1962 10  6.80    .19   3.49 
1962 11 -1.16  -7.91  -4.53 
1962 12 -2.97 -11.15  -7.06 
1963 01 -4.65 -12.41  -8.53 
1963 02 -7.01 -16.11 -11.56 
1963 03 -2.33 -12.15  -7.24 
1963 04  4.15  -2.94    .60 
1963 05 12.33   3.55   7.94 
1963 06 16.02   5.59  10.80 
1963 07 15.95   4.57  10.26 
1963 08 16.95   8.07  12.51 
1963 09 12.29   3.20   7.74 
1963 10  5.93    .75   3.34 
1963 11 -1.73  -8.49  -5.10 
1963 12 -1.52  -8.32  -4.92 
1964 01   . 2  -5.57  -2.77 
1964 02 -3.13 -12.27  -7.70 
1964 03  -.36 -10.47  -5.41 
1964 04  4.53  -3.21    .66 
1964 05 10.72   1.55   6.13 
1964 06 13.18   4.28   8.73 
