1983 01 40.90  13.60  27.25 
1983 02 41.70  13.90  27.80 
1983 03 42.20  14.00  28.10 
1983 04 42.30  14.10  28.20 
1983 05 39.40  13.10  26.25 
1983 06 38.80  12.90  25.84 
1983 07 37.70  12.60  25.15 
1983 08 35.70  11.90  23.80 
1983 09 37.80  12.60  25.20 
1983 10 38.70  12.90  25.80 
1983 11 39.70  13.20  26.45 
1984 01 40.90  13.60  27.25 
1984 02 41.10  13.70  27.40 
1984 03 41.30  13.70  27.50 
1984 04 40.70  13.50  27.10 
1984 05 39.20  13.10  26.15 
1984 06 38.20  12.70  25.45 
1984 07 36.80  12.20  24.50 
1984 08 37.20  12.40  24.80 
1984 09 38.00  12.70  25.35 
1984 10 38.59  12.80  25.70 
1984 11 40.70  13.50  27.10 
1984 12 41.50  13.80  27.65 
1985 01 40.50  13.50  27.00 
1985 02 39.80  13.20  26.50 
1985 03 42.30  14.10  28.20 
1985 04 42.10  14.00  28.05 
1985 05 38.90  12.90  25.90 
1985 06 37.30  12.40  24.84 
1985 08 36.30  12.10  24.20 
1985 09 36.70  12.20  24.45 
1985 10 38.70  12.90  25.80 
1985 11 39.90  13.30  26.60 
1986 01 40.70  13.50  27.10 
1986 02 41.00  13.70  27.35 
1986 03 42.40  14.10  28.25 
1986 05 38.70  12.90  25.80 
1986 06 38.09  12.70  25.40 
1986 07 36.70  12.20  24.45 
1986 08 36.80  12.30  24.55 
1986 09 38.09  12.70  25.40 
1986 10 39.80  13.20  26.50 
1986 11 41.40  13.80  27.60 
1986 12 42.00  14.00  28.00 
1987 01 41.40  13.80  27.60 
1987 02 40.90  13.60  27.25 
1987 03 42.90  14.30  28.60 
1987 04 42.90  14.30  28.60 
1987 05 39.70  13.20  26.45 
1987 06 38.70  12.80  25.75 
1987 07 37.09  12.40  24.75 
1987 08 36.80  12.30  24.55 
1987 09 38.09  12.70  25.40 
1987 10 40.09  13.30  26.70 
1988 01 43.00  14.30  28.65 
1988 02 43.20  14.40  28.80 
1988 03 43.20  14.30  28.75 
1988 04 41.60  13.90  27.75 
1988 05 40.30  13.40  26.84 
1988 06 38.30  12.80  25.55 
1988 07 37.80  12.60  25.20 
1988 08 38.20  12.70  25.45 
1988 09 38.70  12.90  25.80 
1988 10 39.80  13.20  26.50 
1988 11 40.20  13.40  26.80 
1988 12 41.30  13.70  27.50 
1989 01 40.90  13.60  27.25 
1989 02 41.20  13.70  27.45 
1989 03 42.30  14.10  28.20 
1989 04 41.10  13.70  27.40 
1989 05 39.20  13.00  26.10 
1989 06 37.59  12.50  25.05 
1989 07 37.09  12.30  24.70 
1989 08 36.80  12.30  24.55 
1989 09 38.00  12.70  25.35 
1989 10 39.00  13.00  26.00 
1989 12 40.90  13.60  27.25 
1990 01 41.00  13.60  27.30 
1990 02 42.90  14.30  28.60 
1990 03 42.30  14.10  28.20 
1990 04 41.40  13.80  27.60 
1990 05 40.50  13.50  27.00 
1990 06 38.59  12.90  25.75 
1990 07 37.59  12.50  25.05 
1990 09 39.00  13.00  26.00 
1990 10 38.40  12.80  25.60 
