1981 10   3.40  -6.00  -1.30 
1981 11   1.90  -7.30  -2.70 
1981 12 -13.40 -23.50 -18.45 
1982 01 -24.70 -37.50 -31.10 
1982 02 -11.90 -26.40 -19.15 
1982 03  -3.40 -22.30 -12.85 
1982 04   8.10 -10.00   -.94 
1982 05  13.80   1.30   7.55 
1982 06  20.10   3.00  11.55 
1982 07  23.00   9.50  16.25 
1982 08  19.90   5.20  12.54 
1982 09  15.40   0.30   7.85 
1982 10   8.50  -4.50   2.00 
1982 11  -7.70 -18.79 -13.25 
1982 12 -11.30 -22.30 -16.79 
1983 01 -11.70 -23.80 -17.75 
1983 02 -10.20 -23.50 -16.85 
1983 03  -3.50 -18.60 -11.05 
1983 04   7.00  -9.20  -1.09 
1983 05  11.30  -1.50   4.90 
1983 06  20.10   7.00  13.55 
1983 07  24.30  10.70  17.50 
1983 08  27.20   9.50  18.35 
1983 09  14.00   2.30   8.14 
1983 10   9.30  -5.00   2.15 
1983 11  -2.80  -7.20  -5.00 
1983 12 -18.00 -31.00 -24.50 
1984 01 -11.70 -24.40 -18.04 
1984 02   -.70 -14.70  -7.70 
1984 03  -2.09 -13.60  -7.85 
1984 04  12.60  -2.90   4.85 
1984 05  12.60   0.10   6.35 
1984 06  20.90   6.70  13.79 
1984 07  25.10   9.89  17.50 
1984 09  12.40   0.30   6.35 
1984 10   6.30  -4.00   1.15 
1984 11  -7.80 -19.40 -13.60 
1984 12 -16.70 -30.20 -23.45 
1985 01 -12.00 -26.40 -19.20 
1985 02 -14.50 -31.90 -23.20 
1985 03   3.10 -15.30  -6.10 
1985 04   9.00  -4.69   2.15 
1985 05  16.70   2.40   9.55 
1985 06  17.20   4.00  10.60 
1985 07  23.50   7.10  15.30 
1985 08  18.29   3.90  11.10 
1985 09  13.50   0.20   6.85 
