1966 07 16.62   7.21  11.91 
1966 08 14.34   6.22  10.28 
1966 09  8.46   1.64   5.05 
1966 10  3.47  -1.50    .98 
1966 11 -1.45  -7.11  -4.28 
1966 12 -5.10 -11.45  -8.27 
1967 01 -6.76 -14.79 -10.77 
1967 02 -3.98  -9.29  -6.63 
1967 03  -.24  -6.64  -3.43 
1967 04  1.60  -5.35  -1.87 
1967 05  6.56   -.32   3.12 
1967 06 14.58   3.32   8.95 
1967 07 16.41   6.36  11.38 
1967 08 14.56   6.94  10.75 
1967 09 12.34   4.05   8.19 
1967 10  3.67  -1.82    .92 
1967 11   .43  -4.55  -2.06 
1967 12 -6.36 -13.01  -9.68 
1968 01 -7.47 -13.37 -10.42 
1968 02 -5.03 -11.86  -8.44 
1968 03  -.87  -7.95  -4.41 
1968 04  3.78  -4.36   -.29 
1968 05  6.78  -1.10   2.84 
1968 06 17.67   5.69  11.68 
1968 07 15.95   6.64  11.29 
1968 08 16.69   6.11  11.40 
1968 09  9.91   3.58   6.74 
1968 10  1.33  -3.66  -1.16 
1968 11 -3.46  -8.58  -6.02 
1968 12 -3.30  -9.07  -6.18 
1969 01 -6.13 -11.30  -8.71 
1969 02 -9.58 -16.59 -13.08 
1969 03 -3.00 -10.81  -6.90 
1969 04  2.43  -3.90   -.73 
