1978 07 33.09  20.54  26.81 
1978 08 33.34  19.93  26.63 
1978 10 26.80   9.58  18.18 
1978 11 24.83   8.68  16.76 
1978 12 18.31   2.25  10.28 
1979 01 15.08    .-1   7.53 
1979 02 15.10   2.05   8.57 
1979 03 22.39   6.32  14.35 
1979 04 26.44  10.70  18.57 
1979 05 28.87  15.62  22.24 
1979 06 30.71  17.83  24.27 
1979 07 32.57  20.69  26.63 
1979 08 33.33  19.42  26.37 
1979 09 28.84  19.14  23.99 
1979 10 26.39   9.24  17.81 
1979 11 22.88   5.83  14.35 
1979 12 16.12    .95   8.53 
1980 01 15.39   3.02   9.20 
1980 02 14.86    .26   7.56 
1980 03 21.32   6.04  13.68 
1980 04 26.12  10.07  18.09 
1980 05 29.82  15.71  22.76 
1980 06 32.31  18.51  25.41 
1980 07 35.32  22.04  28.68 
1980 08 35.13  20.70  27.91 
1980 09 33.91  19.56  26.73 
1980 10 25.27  10.56  17.91 
1980 11 19.70   5.76  12.73 
1980 12 15.70    .61   8.15 
1981 01 14.26  -2.55   5.85 
1981 02 18.37   2.22  10.29 
1981 03 21.14   3.80  12.46 
1981 04 27.95  11.16  19.55 
1981 05 29.00  12.65  20.82 
1981 06 35.09  20.53  27.81 
1981 07 35.04  21.21  28.12 
1981 08 30.55  19.85  25.20 
1981 09 30.34  15.04  22.69 
1981 10 25.31   9.68  17.50 
1981 11 21.65   4.48  13.07 
1981 12 14.62   1.80   8.21 
1982 01 14.73    .67   7.70 
1982 02 18.50   5.24  11.87 
1982 03 21.88 -99.99 -99.99 
1982 04 23.59  10.14  16.86 
1982 05 29.87  14.49  22.18 
1982 06 31.38  19.66  25.52 
1982 07 31.86  21.21  26.53 
1982 08 32.05  20.91  26.48 
1982 09 29.24  17.10  23.17 
1982 10 26.19  11.08  18.63 
1982 11 21.85 -99.99 -99.99 
1982 12 20.04   6.39  13.21 
1983 01 12.12 -99.99 -99.99 
1983 02 15.87   2.19   9.03 
1983 03 20.18 -99.99 -99.99 
1983 04 21.95 -99.99 -99.99 
1983 05 26.89  14.76  20.82 
1983 06 28.82  17.34  23.08 
1983 07 33.43 -99.99 -99.99 
1983 08 35.24  20.04  27.64 
1983 09 30.42 -99.99 -99.99 
1983 10 25.18 -99.99 -99.99 
1983 11 19.65 -99.99 -99.99 
1983 12 14.56 -99.99 -99.99 
1984 01 13.20   1.98   7.59 
1984 02 18.70   2.60  10.65 
1984 03 22.10   6.02  14.06 
1984 05 28.69  14.96  21.82 
1984 06 31.87 -99.99 -99.99 
1984 07 31.71  20.81  26.25 
1984 08 32.43  21.08  26.75 
1984 09 29.43  16.95  23.19 
1984 10 28.58  15.35  21.96 
1984 11 19.56 -99.99 -99.99 
1984 12 21.24 -99.99 -99.99 
1985 01 12.56 -99.99 -99.99 
1985 02 17.64   3.88  10.76 
1985 03 24.29 -99.99 -99.99 
1985 04 26.96  11.52  19.24 
1985 05 30.00 -99.99 -99.99 
1985 06 33.25  19.89  26.57 
1985 07 32.27  21.01  26.64 
1985 08 31.42  20.62  26.02 
1985 09 29.54  18.60  24.07 
1985 10 26.79  17.70  22.24 
1985 11 23.93  14.83  19.38 
1985 12 15.55 -99.99 -99.99 
1986 01 15.58 -99.99 -99.99 
1986 02 20.25 -99.99 -99.99 
1986 03 22.56 -99.99 -99.99 
1986 04 27.16 -99.99 -99.99 
1986 05 31.30 -99.99 -99.99 
1986 06 34.66  22.14  28.40 
1986 07 37.16 -99.99 -99.99 
1986 08 32.72  20.70  26.71 
1986 09 30.94 -99.99 -99.99 
1986 10 26.34 -99.99 -99.99 
1986 11 22.63 -99.99 -99.99 
1986 12 15.71 -99.99 -99.99 
1987 01 13.61 -99.99 -99.99 
1987 02 14.56 -99.99 -99.99 
1987 03 19.52 -99.99 -99.99 
1987 04 23.52 -99.99 -99.99 
1987 05 29.21  15.73  22.47 
1987 06 31.71  19.66  25.68 
1987 07 33.41  20.94  27.17 
1987 08 33.49  22.57  28.03 
1987 09 29.63  18.89  24.25 
1987 10 22.77   6.65  14.71 
1987 11 21.65   6.76  14.20 
1987 12 18.49   4.17  11.33 
1988 01 11.44   -.45   5.49 
1988 02 15.48   1.44   8.46 
1988 03 20.91   5.06  12.98 
1988 04 24.79  10.01  17.40 
1988 05 27.83  13.19  20.51 
1988 06 31.53  16.93  24.23 
1988 07 33.49  20.67  27.08 
1988 08 32.99  21.50  27.24 
1988 09 28.67  19.37  24.02 
1988 10 23.60   9.79  16.69 
1988 11 21.22   7.99  14.60 
1988 12 17.00   1.78   9.39 
1989 01 18.91   4.91  11.91 
1989 02 18.78   4.94  11.86 
1989 03 21.21   8.06  14.63 
1989 04 24.48   9.41  16.94 
1989 05 27.44  13.54  20.49 
1989 06 31.28  20.32  25.80 
1989 07 32.08  21.10  26.59 
1989 08 30.88  20.63  25.75 
1989 09 27.57  18.60  23.08 
1989 10 24.46  13.03  18.74 
1989 11 21.63   6.72  14.17 
1989 12 11.69   -.72   5.48 
1990 01 19.23   4.33  11.78 
1990 02 20.70   7.34  14.02 
1990 03 22.75   8.66  15.70 
1990 04 24.30   9.32  16.81 
1990 05 29.34  14.52  21.93 
1990 06 32.83  19.52  26.17 
1990 07 34.02  21.71  27.86 
1990 08 33.23  21.53  27.38 
1990 09 33.11  17.27  25.19 
1990 10 27.39  12.97  20.18 
1990 11 23.48   5.66  14.57 
1990 12 18.93   6.16  12.54 
1991 01 14.32   4.82   9.57 
1991 03 22.49   7.37  14.93 
1991 04 25.97  13.70  19.83 
1991 05 29.50  18.59  24.04 
1991 06 30.58  19.95  25.27 
1991 07 33.66  22.25  27.95 
1991 08 32.13  21.57  26.85 
1991 09 30.60  17.75  24.17 
1991 10 26.04  11.67  18.85 
1991 11 19.75   4.46  12.10 
1991 12 18.54   5.45  12.00 
1992 01 14.46   2.13   8.29 
1992 02 18.04   5.09  11.57 
1992 03 20.53   5.22  12.87 
1992 04 24.11   9.10  16.60 
1992 05 27.40  13.56  20.48 
1992 06 30.28  19.41  24.84 
1992 07 33.56  21.83  27.69 
1992 08 31.30  21.05  26.17 
1992 09 29.66  18.66  24.16 
1992 10 24.50  10.17  17.33 
1992 11 20.72   8.43  14.57 
1992 12 14.41   3.85   9.13 
1993 01 16.53   6.18  11.35 
1993 02 14.58   2.19   8.38 
1993 03 18.89   5.32  12.10 
1993 04 23.52   7.43  15.47 
1993 05 28.60  14.12  21.36 
1993 06 32.84  19.96  26.41 
1993 07 36.05  22.41  29.23 
1993 08 33.59  20.53  27.06 
1993 09 32.05  18.79  25.42 
1993 10 25.55  12.11  18.83 
1993 11 20.20   7.01  13.61 
1993 12 15.36   1.39   8.37 
1994 01 13.28    .49   6.88 
1994 02 18.95   5.18  12.06 
1994 03 23.37   7.33  15.35 
1994 04 27.09  11.11  19.10 
1994 05 27.69  14.32  21.00 
1994 06 31.56  20.96  26.25 
1994 07 31.79  21.45  26.62 
1994 08 31.36  20.12  25.74 
1994 09 29.26  17.14  23.20 
1994 10 24.68  12.09  18.38 
1994 11 23.14  10.22  16.68 
1994 12 17.03   5.79  11.41 
1995 01 15.40   2.57   8.98 
1995 03 23.45   8.72  16.09 
1995 04 26.47  11.02  18.74 
1995 05 31.05  15.83  23.43 
1995 06 31.07  19.41  25.24 
1995 07 34.23  21.95  28.09 
1995 08 32.28  22.22  27.25 
1995 09 28.89  18.51  23.70 
1995 10 26.83  13.44  20.13 
1995 11 18.60   3.96  11.28 
1995 12 15.13   1.65   8.39 
1996 01 15.88    .87   8.37 
1996 02 17.87   2.77  10.32 
1996 03 18.29   4.61  11.45 
1996 04 24.88   8.99  16.93 
1996 05 31.13  16.25  23.68 
1996 06 32.41  17.14  24.77 
1996 07 33.88  21.12  27.50 
1996 08 31.38  17.15  24.26 
1996 09 30.61  17.54  24.07 
1996 10 25.20  11.15  18.17 
1996 11 20.00   4.67  12.33 
1996 12 18.20   3.10  10.65 
1997 01 16.32   4.08  10.20 
1997 03 25.66  10.25  17.95 
1997 04 24.44   9.24  16.84 
1997 05 27.15  13.07  20.11 
1997 06 29.71  17.76  23.73 
1997 07 34.55  21.49  28.02 
1997 11 18.95   4.14  11.54 
1997 12 16.67   3.04   9.85 
1998 01 17.84   4.73  11.28 
1998 03 20.35   3.68  12.01 
1998 05 30.60  15.03  22.81 
1998 06 35.66  19.20  27.43 
1998 07 34.96 -99.99 -99.99 
1998 09 31.59  17.62  24.61 
1998 10 28.12  13.93  21.02 
1999 01 19.28   3.48  11.38 
1999 02 20.26   4.21  12.23 
1999 06 32.39  18.52  25.45 
1999 07 33.48  20.81  27.14 
1999 08 35.29  22.01  28.65 
1999 09 31.10 -99.99 -99.99 
1999 10 26.24 -99.99 -99.99 
1999 11 23.73   7.54  15.63 
1999 12 17.06    .67   8.86 
2000 01 16.33   2.00   9.16 
2000 02 20.42   3.13  11.77 
2000 03 24.02   8.07  16.04 
2000 04 25.48   9.64  17.56 
2000 05 32.13  16.52  24.32 
