1968 01 29.72  24.28  27.00 
1968 02 29.43  23.85  26.64 
1968 03 30.41  24.50  27.45 
1968 04 29.65  24.16  26.90 
1968 05 30.27  24.72  27.49 
1968 06 30.54  25.88  28.21 
1968 07 30.08  25.33  27.70 
1968 08 29.60  24.38  26.99 
1968 09 29.86  24.85  27.35 
1968 10 30.07  24.50  27.28 
1968 11 30.15  24.19  27.17 
1968 12 30.30  24.24  27.27 
1969 01 30.04  24.35  27.19 
1969 02 30.24  24.70  27.47 
1969 03 30.41  24.40  27.40 
1969 04 30.56  25.54  28.05 
1969 05 30.47  24.84  27.65 
1969 06 29.75  24.19  26.97 
1969 07 29.65  24.17  26.91 
1969 08 29.41  24.02  26.71 
1969 09 29.98  24.28  27.13 
1969 10 30.02  23.81  26.91 
1969 11 30.03  23.68  26.85 
1969 12 29.51  24.22  26.86 
1970 01 30.20  24.20  27.20 
1970 02 30.33  24.57  27.45 
1970 03 30.13  24.56  27.34 
1970 04 30.05  24.47  27.25 
1970 05 30.65  25.08  27.86 
1970 06 30.11  25.04  27.57 
1970 07 29.93  24.84  27.38 
1970 08 30.18  25.05  27.61 
1970 09 30.75  24.89  27.82 
1970 10 30.44  24.56  27.50 
1970 11 30.78  24.53  27.65 
1970 12 30.33  23.91  27.12 
1971 01 30.41  23.89  27.15 
1971 02 30.70  23.87  27.28 
1971 03 30.44  24.00  27.22 
1971 04 30.35  23.93  27.14 
1971 05 30.37  24.33  27.35 
1971 06 29.90  23.89  26.89 
1971 07 29.95  23.96  26.95 
1971 08 30.20  24.39  27.29 
1971 09 30.45  24.60  27.52 
1971 10 30.60  24.48  27.54 
1971 11 30.40  23.78  27.09 
1971 12 30.34  23.96  27.15 
1972 01 29.97  23.54  26.75 
1972 02 30.09  24.21  27.15 
1972 03 29.92  24.08  27.00 
1972 04 30.26  23.77  27.01 
1972 05 29.98  24.01  26.99 
1972 06 29.98  25.24  27.61 
1972 07 30.05  25.07  27.56 
1972 08 29.84  25.22  27.53 
1972 09 30.40  25.24  27.82 
1972 10 30.72  24.44  27.58 
1972 11 30.86  24.05  27.45 
1972 12 29.88  23.85  26.86 
1973 01 30.07  24.50  27.28 
1973 02 30.19  24.33  27.26 
1973 03 30.28  24.45  27.36 
1973 04 30.39  24.61  27.50 
1973 05 99.99  24.82 -99.99 
1973 06 99.99  24.62 -99.99 
1973 07 30.26  24.65  27.45 
1973 08 30.09  24.60  27.34 
1973 09 99.99  25.12 -99.99 
1973 10 31.33  25.16  28.24 
1973 11 30.60  23.91  27.25 
1973 12 30.66  24.29  27.47 
1974 01 31.22  23.87  27.54 
1974 02 30.48  23.72  27.09 
1974 03 30.27  23.41  26.84 
1974 04 30.22  24.29  27.25 
1974 05 30.35  24.56  27.45 
1974 06 29.90  23.96  26.93 
1974 07 30.18  24.15  27.16 
1974 08 30.11  25.25  27.68 
1974 09 30.84  25.53  28.18 
1974 10 30.75  24.74  27.74 
1974 11 30.42  23.85  27.13 
1974 12 29.84  23.57  26.70 
1975 02 29.28  23.65  26.46 
1975 03 29.85  24.16  27.00 
1975 04 30.67  24.58  27.62 
1975 05 30.50  24.64  27.57 
1975 06 30.33  24.48  27.40 
1975 07 30.38  24.48  27.43 
1975 08 30.36  24.95  27.65 
1975 09 30.60  25.27  27.93 
1975 10 30.47  24.69  27.58 
1975 11 30.14  23.73  26.93 
1975 12 30.40  24.16  27.28 
1976 01 30.43  23.46  26.94 
1976 02 30.44  24.05  27.24 
1976 03 30.00  24.02  27.01 
1976 04 29.91  23.91  26.91 
1976 05 30.48  24.10  27.29 
1976 06 30.19  24.29  27.24 
1976 07 30.28  24.76  27.52 
1976 08 29.85  24.75  27.30 
1976 09 30.33  24.36  27.34 
1976 10 30.45  24.36  27.40 
1976 11 31.07  24.03  27.55 
1976 12 30.16  23.80  26.98 
1977 01 30.01  24.25  27.13 
1977 02 30.12  24.24  27.18 
1977 03 29.98  24.47  27.22 
1977 04 30.47  24.49  27.48 
1977 05 30.51  24.58  27.54 
1977 06 30.07  24.26  27.16 
1977 07 29.89  24.33  27.11 
1977 08 29.69  24.33  27.01 
1977 09 30.32  25.05  27.68 
1977 10 30.24  24.75  27.49 
1977 11 29.98  24.22  27.09 
1977 12 30.33  24.03  27.18 
1978 01 30.27  24.55  27.41 
1978 02 30.44  24.68  27.56 
1978 03 30.19  24.00  27.09 
1978 04 30.00  23.91  26.95 
1978 05 31.01  25.16  28.08 
1978 06 30.67  24.70  27.68 
1978 07 30.54  24.35  27.44 
1978 08 30.33  24.50  27.41 
1978 09 30.59  24.60  27.59 
1978 10 30.55  24.92  27.73 
1978 11 30.20  24.11  27.15 
1978 12 30.46  24.00  27.23 
1979 01 30.88  24.80  27.84 
1979 02 30.70  24.04  27.37 
1979 03 30.07  23.94  27.00 
1979 04 30.68  24.39  27.53 
1979 05 30.53  24.66  27.59 
1979 06 30.47  24.66  27.56 
1979 07 29.93  24.71  27.32 
1979 08 30.11  25.02  27.56 
1979 09 30.25  24.53  27.39 
1979 10 30.99  24.52  27.75 
1979 11 31.00  24.59  27.79 
1979 12 30.61  24.29  27.45 
1980 01 30.63  24.66  27.64 
1980 02 30.43  24.16  27.29 
1980 03 30.69  24.55  27.62 
1980 04 30.77  24.62  27.69 
1980 05 30.89  24.52  27.70 
1980 06 30.08  24.59  27.33 
1980 07 29.76  24.08  26.92 
1980 08 29.57  24.17  26.87 
1980 09 30.50  24.96  27.73 
1980 10 30.62  24.56  27.59 
1980 11 31.12  24.14  27.63 
1980 12 30.39  23.83  27.11 
1981 01 30.54  24.11  27.32 
1981 02 30.23  24.31  27.27 
1981 03 30.64  24.57  27.60 
1981 04 30.51  24.25  27.38 
1981 05 31.15  25.68  28.41 
1981 06 30.55  24.37  27.46 
1981 07 30.43  24.41  27.42 
1981 08 30.17  24.42  27.29 
1981 09 30.36  24.84  27.60 
1981 10 30.66  24.35  27.50 
1981 11 30.94  24.39  27.66 
1981 12 30.38  24.06  27.22 
1982 01 30.55  23.91  27.23 
1982 02 30.32  23.68  27.00 
1982 03 30.40  24.09  27.24 
1982 04 30.48  24.45  27.46 
1982 05 30.61  24.46  27.53 
1982 06 30.27  24.47  27.37 
1982 07 30.15  24.88  27.51 
1982 08 30.27  24.56  27.41 
1982 09 30.98  24.97  27.97 
1982 10 31.48  24.04  27.76 
1982 11 30.56  23.14  26.84 
1982 12 30.58  24.07  27.32 
1983 01 30.57  24.42  27.49 
1983 02 30.83  25.11  27.97 
1983 03 30.57  24.74  27.65 
1983 04 30.78  24.77  27.77 
1983 05 30.41  24.66  27.53 
1983 06 30.74  24.90  27.82 
1983 07 29.78  23.94  26.86 
1983 08 29.99  24.66  27.32 
1983 09 30.71  24.84  27.77 
1983 10 30.60  24.14  27.37 
1983 11 31.18  24.43  27.80 
1983 12 30.49  23.92  27.20 
1984 01 31.79  24.55  28.17 
1984 02 31.16  24.40  27.78 
1984 03 30.93  24.83  27.88 
1984 04 31.09  25.36  28.22 
1984 05 30.36  24.58  27.47 
1984 06 30.73  24.43  27.58 
1984 07 29.89  24.23  27.06 
1984 08 30.38  24.15  27.26 
1984 09 30.59  24.60  27.59 
1984 10 30.72  24.30  27.50 
1984 11 30.83  24.10  27.46 
1984 12 30.53  24.55  27.54 
1985 01 30.33  24.30  27.31 
1985 02 30.46  24.10  27.28 
1985 03 30.32  24.25  27.28 
1985 04 31.15  24.61  27.88 
1985 05 31.09  25.05  28.07 
1985 06 30.72  24.64  27.68 
1985 07 30.00  23.51  26.75 
1985 08 30.36  24.83  27.59 
1985 09 30.23  23.73  26.98 
1985 10 30.61  24.03  27.32 
1985 11 30.68  24.11  27.39 
1985 12 30.65  23.74  27.19 
1986 01 30.88  24.48  27.68 
1986 02 30.66  23.97  27.31 
1986 03 30.90  24.15  27.52 
1986 04 30.28  24.06  27.17 
1986 05 30.85  24.14  27.49 
1986 06 30.56  24.78  27.67 
1986 07 30.37  24.62  27.49 
1986 08 30.79  25.28  28.03 
1986 09 30.38  24.25  27.31 
1986 10 30.90  24.67  27.78 
1986 11 30.33  23.91  27.12 
1986 12 30.48  23.89  27.18 
1987 01 30.42  24.17  27.29 
1987 02 30.32  24.81  27.56 
1987 03 30.91  24.33  27.62 
1987 04 30.87  24.31  27.59 
1987 05 30.44  24.70  27.57 
1987 06 30.24  24.90  27.57 
1987 07 30.22  24.67  27.44 
1987 08 30.15  24.49  27.32 
1987 09 31.24  24.83  28.03 
1987 10 30.67  24.64  27.65 
1987 11 31.16  24.79  27.97 
1987 12 30.82  24.72  27.77 
1988 01 30.86  24.50  27.68 
1988 02 30.43  24.37  27.40 
1988 03 30.80  24.79  27.79 
1988 04 31.02  24.74  27.88 
1988 05 31.08  25.32  28.20 
1988 06 30.35  24.18  27.26 
1988 07 30.77  24.36  27.56 
1988 08 31.05  25.32  28.18 
1988 09 30.77  25.09  27.93 
1988 10 30.65  24.36  27.50 
1988 11 31.08  25.00  28.04 
1988 12 30.72  24.07  27.39 
1989 01 30.68  24.05  27.36 
1989 02 30.49  24.16  27.32 
1989 03 30.40  24.35  27.37 
1989 04 30.70  24.24  27.47 
1989 05 30.52  24.30  27.41 
1989 06 30.56  24.26  27.41 
1989 07 30.58  24.59  27.58 
1989 08 30.65  24.62  27.63 
1989 09 30.99  24.67  27.83 
1989 10 30.75  24.61  27.68 
1989 11 31.06  24.28  27.67 
1989 12 30.40  24.12  27.26 
1990 01 30.83  24.58  27.70 
1990 02 30.46  24.03  27.24 
1990 03 30.80  24.28  27.54 
1990 04 30.63  24.62  27.62 
1990 05 30.95  24.79  27.87 
1990 06 30.46  24.33  27.39 
1990 07 30.03  24.08  27.05 
1990 08 30.31  24.61  27.46 
1990 09 30.40  25.05  27.72 
1990 10 30.62  24.45  27.53 
1990 11 30.99  24.44  27.71 
1990 12 30.97  24.75  27.86 
1991 01 30.76  24.65  27.70 
1991 02 30.39  24.32  27.35 
1991 03 30.70  24.74  27.72 
1991 04 31.03  24.57  27.80 
1991 05 30.27  25.28  27.77 
1991 06 30.74  25.53  28.13 
1991 07 29.90  23.87  26.88 
1991 08 30.07  24.18  27.12 
1991 09 30.75  24.88  27.81 
1991 10 30.53  24.36  27.44 
1991 11 30.72  24.25  27.48 
1991 12 30.66  24.21  27.43 
1992 01 30.55  24.34  27.44 
1992 02 30.52  24.21  27.36 
1992 03 30.22  24.69  27.45 
1992 04 30.36  24.65  27.50 
1992 05 30.61  24.87  27.74 
1992 06 30.23  24.92  27.57 
1992 07 29.77  24.31  27.04 
1992 08 30.24  24.88  27.56 
1992 09 30.89  24.85  27.87 
1992 10 30.84  24.88  27.86 
1992 11 31.05  24.64  27.84 
1992 12 30.69  24.31  27.50 
1993 01 30.25  24.12  27.18 
1993 02 30.71  24.74  27.72 
1993 03 30.36  24.12  27.24 
1993 04 30.44  24.14  27.29 
1993 05 30.57  25.07  27.82 
1993 06 29.55  24.65  27.09 
1993 07 29.89  24.42  27.15 
1993 08 30.46  25.69  28.07 
1993 09 30.17  25.16  27.66 
1993 10 30.75  25.06  27.90 
1993 11 31.22  24.63  27.92 
1993 12 30.82  24.54  27.68 
1994 01 30.91  24.73  27.82 
1994 02 30.57  24.55  27.56 
1994 03 31.05  24.82  27.93 
1994 04 30.75  24.73  27.74 
1994 05 30.49  24.46  27.47 
1994 06 30.43  24.93  27.68 
1994 07 29.58  23.94  26.76 
1994 08 29.80  24.44  27.12 
1994 09 30.27  25.26  27.76 
1994 10 30.77  24.79  27.78 
1994 11 31.18  24.60  27.89 
1994 12 30.54  24.47  27.50 
1995 01 30.25  24.30  27.27 
1995 02 30.46  24.51  27.48 
1995 03 30.44  24.50  27.47 
1995 04 30.21  24.64  27.42 
1995 05 30.90  24.99  27.94 
1995 06 30.82  25.23  28.02 
1995 07 30.56  25.11  27.83 
1995 08 30.65  25.31  27.98 
1995 09 30.64  24.79  27.71 
1995 10 31.05  24.60  27.82 
1995 11 31.37  24.89  28.13 
1995 12 30.73  24.19  27.46 
1996 01 31.30  24.12  27.71 
1996 02 30.89  24.45  27.67 
1996 03 30.76  24.58  27.67 
1996 04 30.73  24.82  27.77 
1996 05 30.45  24.18  27.31 
1996 06 30.91  25.34  28.12 
1996 07 30.52  24.42  27.47 
1996 08 30.66  24.79  27.72 
1996 09 31.15  24.66  27.90 
1996 10 31.24  24.75  27.99 
1996 11 31.29  24.80  28.04 
1996 12 31.08  24.78  27.93 
1997 01 30.64  24.23  27.43 
1997 02 30.43  24.22  27.32 
1997 03 31.31 -99.99 -99.99 
1997 04 30.55 -99.99 -99.99 
1997 05 30.84 -99.99 -99.99 
1997 06 31.27 -99.99 -99.99 
1997 07 30.20 -99.99 -99.99 
1997 08 30.68 -99.99 -99.99 
1997 09 31.16 -99.99 -99.99 
1997 10 31.28 -99.99 -99.99 
1997 11 30.95 -99.99 -99.99 
1997 12 30.86 -99.99 -99.99 
1998 01 31.04 -99.99 -99.99 
1998 02 31.00 -99.99 -99.99 
1998 03 31.43  25.97  28.70 
1998 04 30.94  25.76  28.35 
1998 05 31.11  25.55  28.33 
1998 06 31.07  25.37  28.22 
1998 07 30.87  25.42  28.14 
1998 08 30.88  25.26  28.07 
1998 09 31.15  25.71  28.43 
1998 10 31.13  25.53  28.33 
1998 11 31.49  25.22  28.35 
1998 12 30.68  24.73  27.70 
1999 01 31.50  25.65  28.57 
1999 02 30.98  24.78  27.88 
1999 03 31.25  26.46  28.85 
1999 04 30.80 -99.99 -99.99 
1999 05 30.89  25.72  28.30 
1999 06 30.48  24.45  27.46 
1999 07 30.22  24.32  27.27 
1999 08 30.07  24.25  27.16 
1999 09 30.76  25.39  28.07 
1999 10 31.59  25.92  28.75 
1999 11 31.08  25.22  28.15 
1999 12 31.02  24.64  27.83 
2000 01 31.24  25.07  28.15 
2000 02 31.62  26.14  28.88 
2000 03 31.09  25.18  28.13 
2000 04 30.66  25.86  28.26 
2000 05 29.76  25.01  27.38 
2000 06 99.99  25.18 -99.99 
2000 07 99.99  24.86 -99.99 
2000 08 99.99  24.76 -99.99 
2000 09 30.86  25.72  28.29 
2000 10 30.91  24.78  27.84 
2000 11 31.35  24.83  28.09 
2000 12 30.77  24.97  27.87 
2001 01 31.49  24.88  28.18 
2001 02 30.56  24.44  27.50 
2001 03 30.91  24.67  27.79 
2001 04 30.79  24.95  27.87 
2001 05 30.68  25.13  27.90 
2001 06 30.60  24.96  27.78 
2001 07 29.95  24.65  27.30 
2001 08 30.32  25.87  28.09 
2001 09 30.86  25.17  28.01 
2001 10 31.17  25.37  28.27 
2001 11 31.29  24.69  27.99 
2001 12 30.67  25.28  27.97 
2002 01 30.95  25.44  28.19 
2002 02 31.02  25.56  28.29 
2002 03 30.86 -99.99 -99.99 
2002 04 30.64 -99.99 -99.99 
2002 05 31.18 -99.99 -99.99 
2002 06 30.43 -99.99 -99.99 
2002 07 30.59 -99.99 -99.99 
2002 08 30.72 -99.99 -99.99 
2002 09 31.01 -99.99 -99.99 
2002 10 31.10 -99.99 -99.99 
2002 11 31.36 -99.99 -99.99 
2002 12 31.32 -99.99 -99.99 
2003 01 30.88 -99.99 -99.99 
2003 02 30.98 -99.99 -99.99 
2003 03 30.59 -99.99 -99.99 
2003 04 31.03 -99.99 -99.99 
2003 05 31.14 -99.99 -99.99 
2003 06 31.27 -99.99 -99.99 
