1957 02   . 0 -99.99 -99.99 
1957 03  3.60  -4.90   -.65 
1957 04 15.80 -99.99 -99.99 
1957 05 22.40 -99.99 -99.99 
1957 06 25.90 -99.99 -99.99 
1957 07 24.70 -99.99 -99.99 
1957 10 18.20 -99.99 -99.99 
1957 11 14.30 -99.99 -99.99 
1958 01  -.60 -99.99 -99.99 
1958 02 99.99  -5.80 -99.99 
1958 03  8.89 -99.99 -99.99 
1958 04 16.29 -99.99 -99.99 
1958 05 22.60 -99.99 -99.99 
1958 07 28.70 -99.99 -99.99 
1958 08 27.80  20.80  24.30 
1958 09 24.20 -99.99 -99.99 
1958 10 17.50   9.39  13.45 
1958 11 10.70   3.00   6.85 
1958 12 99.99    .20 -99.99 
1959 02  5.80  -1.80   2.00 
1959 04 14.60 -99.99 -99.99 
1959 05 22.50 -99.99 -99.99 
1959 06 23.60  15.70  19.65 
1959 07 28.00  21.10  24.55 
1959 08 29.10 -99.99 -99.99 
1959 09 24.70  16.40  20.55 
1959 10 20.29  10.40  15.35 
1959 11 10.20 -99.99 -99.99 
1959 12  3.80  -3.20    .29 
1960 01  -.50 -99.99 -99.99 
1960 02  5.40 -99.99 -99.99 
1960 03 10.10   2.30   6.20 
1960 04 15.30   5.00  10.14 
1960 05 20.00  10.90  15.45 
1960 06 23.60  16.00  19.79 
1960 07 26.20  21.30  23.75 
1960 08 28.90 -99.99 -99.99 
1960 09 25.40  17.00  21.20 
1960 10 20.00  10.20  15.10 
1960 11 11.20   3.80   7.50 
1960 12  1.70  -6.30  -2.30 
1961 01 -1.30 -99.99 -99.99 
1961 02  2.70  -6.30  -1.80 
1961 03 10.10    .20   5.15 
1961 04 16.70   5.50  11.10 
1961 05 20.60  10.30  15.45 
1961 06 99.99  16.20 -99.99 
1961 07 28.60  22.30  25.45 
1961 08 29.60 -99.99 -99.99 
1961 09 25.00  16.90  20.95 
1961 10 19.90  10.40  15.15 
1961 11 13.10 -99.99 -99.99 
1961 12 99.99  -5.40 -99.99 
1962 01   .40 -99.99 -99.99 
1962 02  3.90  -5.50   -.79 
1962 03  6.40  -2.00   2.20 
1962 04 14.30   4.60   9.45 
1962 05 22.80  10.40  16.59 
1962 06 25.20  15.80  20.50 
1962 07 99.99  21.30 -99.99 
1962 08 28.10  21.30  24.70 
1962 09 23.60 -99.99 -99.99 
1962 10 18.60   8.30  13.45 
1963 02  2.09  -7.30  -2.60 
1963 03 99.99   -.60 -99.99 
1963 04 13.50   7.10  10.30 
1963 06 24.60 -99.99 -99.99 
1963 07 25.60 -99.99 -99.99 
1963 08 29.10  21.30  25.20 
1963 10 17.79   8.39  13.10 
1963 11 99.99   1.60 -99.99 
1963 12  3.90 -99.99 -99.99 
1964 01  2.70  -4.40   -.85 
1964 02  -.20  -7.50  -3.85 
1964 03  6.80 -99.99 -99.99 
1964 05 23.80 -99.99 -99.99 
1964 06 24.60  16.40  20.50 
1964 07 99.99  21.30 -99.99 
1964 09 24.60  15.80  20.20 
1964 10 17.70   9.20  13.45 
1964 11 10.40 -99.99 -99.99 
1964 12  3.70 -99.99 -99.99 
1965 01  -.50 -99.99 -99.99 
1965 02  1.90  -6.50  -2.30 
1965 04 14.40   4.69   9.54 
1965 05 21.00 -99.99 -99.99 
1965 06 99.99  17.00 -99.99 
1965 08 26.00 -99.99 -99.99 
1965 09 24.90  16.10  20.50 
1966 01 -1.10 -99.99 -99.99 
1966 02  3.70 -99.99 -99.99 
1966 03  8.20 -99.99 -99.99 
1966 04 15.10   4.60   9.85 
1966 05 22.50  12.30  17.40 
1966 06 23.00  15.20  19.10 
1966 07 24.80  19.10  21.95 
1966 08 28.80  22.10  25.45 
1966 09 23.40  14.40  18.90 
1966 10 18.90   9.30  14.10 
1966 11 12.90 -99.99 -99.99 
1967 01  -.40 -99.99 -99.99 
1967 02  1.40 -99.99 -99.99 
1967 04 99.99   6.40 -99.99 
1968 01   .80 -99.99 -99.99 
1968 03  8.50 -99.99 -99.99 
1968 05 20.50 -99.99 -99.99 
1968 06 24.40  15.30  19.85 
1968 07 26.60 -99.99 -99.99 
1968 08 27.90  20.10  24.00 
1968 09 25.30  15.70  20.50 
1968 10 99.99   7.40 -99.99 
1968 11 11.90   4.10   8.00 
1968 12  8.00  -1.40   3.30 
1969 02  -.10  -7.40  -3.75 
1969 03 99.99  -1.90 -99.99 
1969 04 99.99   6.00 -99.99 
1969 05 19.79 -99.99 -99.99 
1969 06 23.30  14.20  18.75 
1969 07 25.50 -99.99 -99.99 
1969 08 27.10 -99.99 -99.99 
1969 09 24.80  17.10  20.95 
1969 10 18.50   8.89  13.70 
1969 11 99.99    .70 -99.99 
1970 02  3.50 -99.99 -99.99 
1970 03  3.90 -99.99 -99.99 
1970 04 17.29   4.40  10.85 
1970 05 24.30  12.10  18.20 
1970 06 23.00  15.80  19.40 
1970 07 24.80  19.10  21.95 
1970 08 27.80  22.60  25.20 
1970 09 24.70  17.20  20.95 
1970 10 19.90  10.60  15.25 
1970 11 10.50 -99.99 -99.99 
1970 12  2.40 -99.99 -99.99 
1971 01  1.90 -99.99 -99.99 
1971 02  2.80  -6.00  -1.60 
1971 03  5.90  -2.70   1.60 
1971 04 15.30   5.40  10.35 
1971 05 20.10  10.70  15.40 
1971 06 24.00  17.10  20.55 
1971 07 26.10 -99.99 -99.99 
1971 08 28.80 -99.99 -99.99 
1973 02  5.60 -99.99 -99.99 
1973 03 10.00 -99.99 -99.99 
1973 04 15.90   6.10  11.00 
1973 05 21.90 -99.99 -99.99 
1973 06 24.30  17.20  20.75 
1973 07 99.99  22.60 -99.99 
1973 08 28.90  22.70  25.80 
1973 09 25.00  15.00  20.00 
1973 10 18.50   8.30  13.40 
1974 02  1.50 -99.99 -99.99 
1974 03  7.20 -99.99 -99.99 
1974 05 20.00  11.20  15.60 
1974 06 23.20  13.60  18.40 
1974 07 99.99  20.60 -99.99 
1974 08 28.00  20.70  24.35 
1974 09 25.20  15.20  20.20 
1974 10 17.00 -99.99 -99.99 
1974 11 99.99    .70 -99.99 
1975 01  1.30  -8.00  -3.35 
1975 02  2.70 -99.99 -99.99 
1975 03  9.20   -.40   4.40 
1975 04 16.60   6.30  11.45 
1975 05 20.90 -99.99 -99.99 
1975 06 25.70 -99.99 -99.99 
1975 07 26.70  20.80  23.75 
1975 08 29.60  22.20  25.90 
1975 09 26.40  17.79  22.09 
1975 10 19.70  10.60  15.15 
1975 11 13.90   5.30   9.60 
1975 12  3.40 -99.99 -99.99 
1976 01  -.20 -99.99 -99.99 
1976 02  6.80 -99.99 -99.99 
1976 03  8.70   -.80   3.94 
1976 04 15.70   5.80  10.75 
1976 05 20.10   9.00  14.55 
1976 06 25.80  16.40  21.09 
1976 07 25.30  18.90  22.09 
1976 09 23.80  15.50  19.65 
1976 10 17.90   9.50  13.70 
1976 11  7.70 -99.99 -99.99 
1976 12  4.30 -99.99 -99.99 
1977 01 -3.20 -99.99 -99.99 
1977 02  1.60 -99.99 -99.99 
1977 03  9.60   -.50   4.55 
1977 04 17.20   6.00  11.60 
1977 05 99.99  11.30 -99.99 
1977 06 26.30  16.79  21.55 
1977 07 28.20 -99.99 -99.99 
1977 08 28.80 -99.99 -99.99 
1977 09 24.90 -99.99 -99.99 
1977 10 21.00  11.20  16.10 
1977 11 12.00 -99.99 -99.99 
1977 12  5.90 -99.99 -99.99 
1978 01  2.00  -6.80  -2.40 
1978 02  2.60  -6.40  -1.90 
1978 03  8.60  -2.20   3.20 
1978 04 14.70   5.50  10.10 
1978 05 23.30  11.60  17.45 
1978 06 25.00  16.70  20.85 
1978 07 27.70  22.40  25.05 
1978 08 28.50  22.60  25.55 
1978 09 24.90  16.60  20.75 
1978 10 18.29   8.80  13.54 
1978 11 12.10   3.20   7.65 
1978 12  6.10 -99.99 -99.99 
1979 01  4.90  -3.70    .60 
1979 02  4.30 -99.99 -99.99 
1979 03  9.80    .80   5.30 
1979 04 15.00   5.10  10.05 
1979 05 21.00  10.30  15.65 
1979 06 22.90  16.40  19.65 
1979 07 27.00  20.40  23.70 
1979 08 28.50  20.60  24.55 
1979 09 24.20  15.30  19.75 
1979 10 20.90  10.00  15.45 
1979 11 10.00 -99.99 -99.99 
1979 12  5.50 -99.99 -99.99 
1980 01   .70 -99.99 -99.99 
1980 02  1.90  -8.80  -3.45 
1980 03  9.50   -.20   4.65 
1980 04 13.30   4.30   8.80 
1980 05 20.50  10.20  15.35 
1980 06 24.10  17.10  20.60 
1980 07 25.60  19.29  22.45 
1980 08 26.30  19.70  23.00 
1980 09 24.30  14.40  19.34 
1980 10 18.20   8.10  13.15 
1980 11 13.80   3.90   8.85 
1980 12   .50  -8.60  -4.05 
1981 01 -2.20 -12.60  -7.40 
1981 02  2.60 -99.99 -99.99 
1981 03 11.50    . 0   5.75 
1981 04 16.50   7.00  11.75 
1981 05 18.70  10.50  14.60 
1981 06 24.70  16.70  20.70 
1981 07 27.40  22.30  24.84 
1981 08 27.90  20.90  24.40 
1981 09 24.60  15.20  19.90 
1981 10 18.10   8.60  13.35 
1981 11  7.80   -.90   3.45 
1981 12  4.80  -5.00    .-9 
1982 02  4.09  -3.46    .31 
1982 03  8.50   1.00   4.75 
1982 04 16.23   7.23  11.73 
1982 05 18.04  12.75  15.39 
1982 06 24.66  17.39  21.02 
1982 07 27.46  20.82  24.14 
1982 08 27.19  22.36  24.77 
1982 09 25.26  15.71  20.48 
1982 10 20.61  10.99  15.80 
1983 01   .44  -6.30  -2.93 
1983 02   .29  -6.37  -3.04 
1983 03  8.81   1.76   5.28 
1983 04 14.96   8.04  11.50 
1983 05 20.48  12.56  16.52 
1983 06 26.00  17.34  21.67 
1983 07 24.53  20.34  22.43 
1983 08 27.68  22.37  25.02 
1983 09 25.15  18.50  21.82 
1983 10 17.45  10.20  13.83 
1983 12  2.75  -4.96  -1.10 
1984 01 -2.60  -9.33  -5.96 
1984 02  -.44  -7.27  -3.85 
1984 03  4.94  -1.53   1.70 
1984 04 14.03   6.79  10.41 
1984 05 19.86  12.74  16.29 
1984 06 23.99  17.90  20.94 
1984 07 26.36  21.73  24.04 
1984 08 28.03  23.22  25.62 
1984 09 23.30  16.07  19.68 
1984 10 17.99   9.08  13.53 
1984 11 11.15   3.96   7.55 
1984 12  1.63  -4.42  -1.39 
1985 01 -2.98  -9.85  -6.42 
1985 02  2.54  -3.96   -.71 
1985 03  7.31   -.25   3.53 
1985 04 14.15   6.74  10.44 
1985 05 21.17  13.58  17.37 
1985 06 24.80  18.25  21.52 
1985 07 26.71  21.73  24.22 
1985 08 28.19  22.95  25.57 
1985 09 22.45  16.85  19.65 
1985 10 18.04  10.67  14.35 
1985 11  7.76   2.38   5.07 
1985 12 -1.10  -7.32  -4.21 
1986 01 -2.82 -10.07  -6.44 
1986 02  -.44  -7.29  -3.86 
1986 03  8.32    .77   4.54 
1986 04 14.81   6.57  10.69 
1986 05 19.87  12.13  16.00 
1986 06 24.94  18.17  21.55 
1986 07 24.40  20.37  22.38 
1986 08 26.77  20.87  23.82 
1986 09 23.27  15.44  19.35 
1986 10 16.12   9.28  12.70 
1986 11  8.35   1.81   5.08 
1986 12  3.93  -2.04    .94 
1987 01  -.90  -7.41  -4.15 
1987 02  2.01  -4.86  -1.42 
1987 03  6.23   -.31   2.96 
1987 04 13.07   5.48   9.27 
1987 05 19.98  11.84  15.91 
1987 06 24.68  17.78  21.23 
1987 07 24.93  20.68  22.80 
1987 08 26.53  21.49  24.01 
1987 09 23.52  15.61  19.56 
1987 10 18.91  11.48  15.19 
1987 11  9.67   2.58   6.12 
1987 12  4.16  -3.44    .35 
1988 01   .45  -6.17  -2.86 
1988 02  1.29  -5.94  -2.32 
1988 03  7.26   -.29   3.48 
1988 04 14.24   6.25  10.24 
1988 05 20.04  12.82  16.43 
1988 06 25.43  18.03  21.73 
1988 07 26.05  21.39  23.72 
1988 08 29.27  22.46  25.86 
1988 09 24.80  17.48  21.14 
1988 10 18.78  10.65  14.71 
1988 11  9.53   1.53   5.53 
1988 12  2.53  -4.23   -.85 
1989 02  5.11  -1.58   1.76 
1989 03  8.85   1.89   5.37 
1989 04 17.23   8.91  13.07 
1989 05 21.28  12.63  16.95 
1989 06 23.65  16.62  20.14 
1989 07 26.43  20.97  23.70 
1989 08 28.71  22.50  25.60 
1989 09 23.29  16.56  19.92 
1989 10 17.70   9.64  13.67 
1989 11 10.14   4.00   7.07 
1989 12  3.94  -3.21    .36 
1990 01 -1.58  -7.61  -4.59 
1990 02  4.69  -1.53   1.58 
1990 03  9.30   3.03   6.16 
1990 04 13.01   6.65   9.83 
1990 05 17.28  11.81  14.54 
1990 06 21.85  17.20  19.52 
1990 08 28.41  22.58  25.49 
1990 09 23.34  17.43  20.38 
1990 10 19.37  10.26  14.82 
1990 11 12.37   5.40   8.88 
1990 12  2.74  -3.06   -.15 
1991 01   .24  -6.31  -3.03 
1991 02  1.89  -4.40  -1.25 
1991 03  7.31    .87   4.09 
1991 04 15.55   7.66  11.60 
1991 05 19.92  12.71  16.31 
1991 07 25.47  21.14  23.30 
1991 09 24.71  16.54  20.62 
1991 11  8.97   2.19   5.58 
1992 01  2.05  -4.48  -1.21 
1992 02  3.70  -3.74    .-1 
1992 03  9.95   2.95   6.45 
1992 04 15.17   7.36  11.26 
1992 05 19.87  12.06  15.96 
1992 06 23.23  15.99  19.61 
1992 07 25.88  21.57  23.72 
1992 08 27.78  21.94  24.86 
1992 09 23.53  16.43  19.98 
1992 10 17.11   9.78  13.44 
1992 11  9.07   2.10   5.58 
1992 12  3.45  -2.31    .57 
1993 01   .69  -6.07  -2.69 
1993 02  3.50  -3.50    . 0 
1993 03  8.88   1.32   5.10 
1993 04 13.24   6.08   9.66 
1993 05 20.54  13.14  16.84 
1993 06 22.52  16.87  19.70 
1993 07 24.32  19.87  22.09 
1993 08 26.45  20.10  23.27 
1993 09 23.95  16.81  20.38 
1993 10 17.18   9.17  13.17 
1993 11 10.25   5.04   7.64 
1993 12  1.71  -4.71  -1.50 
1994 01  1.24  -5.56  -2.15 
1994 02  3.44  -4.17   -.36 
1994 03  6.99   -.14   3.42 
1994 04 17.41   8.93  13.17 
1994 05 20.10  11.50  15.80 
1994 06 25.30  17.20  21.25 
1994 07 29.00  24.00  26.50 
1994 08 29.70  23.50  26.60 
1994 09 25.80  16.00  20.90 
1994 10 19.79  10.10  14.95 
1994 11 12.90   3.40   8.14 
1994 12  4.10 -99.99 -99.99 
1995 01  2.00 -99.99 -99.99 
1995 02  5.60  -4.60    .50 
1995 03  9.60    .40   5.00 
1995 04 14.90   5.20  10.04 
1995 05 20.60  10.90  15.75 
1995 06 24.90  16.79  20.84 
1995 07 26.10  20.20  23.15 
1995 08 28.70  23.00  25.85 
1995 09 24.50  15.30  19.90 
1995 10 20.60  10.50  15.55 
1995 11 11.70 -99.99 -99.99 
1995 12  3.50  -5.00   -.75 
1996 01  2.20  -7.00  -2.40 
1996 02  2.80 -99.99 -99.99 
1996 03  8.39   -.40   3.99 
1996 04 13.40   4.50   8.95 
1996 05 23.00  12.00  17.50 
1996 06 24.10  17.79  20.95 
1996 07 25.60 -99.99 -99.99 
1996 08 29.10  22.50  25.80 
1996 09 26.90  17.40  22.15 
1996 10 19.40   9.60  14.50 
1996 11 10.10   1.90   6.00 
1996 12  5.10 -99.99 -99.99 
1997 01  1.00 -99.99 -99.99 
1997 02  5.20  -5.50   -.15 
1997 03 10.50    .50   5.50 
1997 04 17.90   6.60  12.25 
1997 05 20.10  11.30  15.70 
1997 06 26.50  18.00  22.25 
1997 07 29.30  22.10  25.70 
1997 08 30.50  22.60  26.55 
1997 09 24.90  15.70  20.29 
1997 10 17.79   8.20  13.00 
1997 11 13.70 -99.99 -99.99 
1998 02  7.40 -99.99 -99.99 
1998 03 11.30   1.30   6.30 
1998 04 18.40 -99.99 -99.99 
1998 05 22.90  13.10  18.00 
1998 06 24.50  17.00  20.75 
1998 08 27.00  21.20  24.10 
1998 09 26.90  18.50  22.70 
1998 10 21.60  12.80  17.20 
1998 11 10.70 -99.99 -99.99 
1998 12  5.80  -3.10   1.35 
1999 01  3.30 -99.99 -99.99 
1999 02 99.99  -4.69 -99.99 
1999 03  9.60 -99.99 -99.99 
1999 04 16.40   7.80  12.10 
1999 05 21.10 -99.99 -99.99 
1999 06 26.90  18.20  22.55 
1999 07 28.50  22.40  25.45 
1999 08 30.10  22.50  26.30 
1999 09 26.40  18.79  22.59 
1999 10 18.60 -99.99 -99.99 
1999 11 11.00   3.10   7.05 
1999 12  2.80 -99.99 -99.99 
2000 02 99.99  -6.90 -99.99 
2000 03  9.00    . 0   4.50 
2000 04 99.99   5.70 -99.99 
2000 05 19.70  11.50  15.60 
2000 06 27.20  18.40  22.80 
2000 07 29.50  22.10  25.80 
2000 08 99.99  22.40 -99.99 
2000 09 24.90 -99.99 -99.99 
2000 10 18.20   9.50  13.85 
2000 11  9.70   1.90   5.80 
2000 12  4.30 -99.99 -99.99 
2001 01 -2.40 -99.99 -99.99 
2001 02 99.99  -4.80 -99.99 
2001 03  8.39   -.90   3.74 
2001 04 18.10   6.40  12.25 
2001 05 22.50  13.10  17.79 
2001 06 25.30  18.29  21.80 
2001 07 27.00  22.20  24.60 
2001 08 29.90  21.90  25.90 
2001 09 26.10  17.10  21.60 
2001 10 20.90  11.00  15.95 
2001 11 11.50   1.80   6.65 
2001 12  3.00 -99.99 -99.99 
2002 01  4.00  -4.19    .-9 
2002 02  6.50  -2.60   1.95 
2002 03 12.20   1.70   6.95 
2002 04 17.29   7.50  12.40 
2002 05 22.60  12.60  17.60 
2002 06 99.99  16.90 -99.99 
2002 07 99.99  21.00 -99.99 
2002 08 99.99  20.50 -99.99 
2002 09 99.99  17.60 -99.99 
2002 11  7.60 -99.99 -99.99 
2002 12  4.90  -3.20    .85 
2003 01   .80 -99.99 -99.99 
2003 02  6.10 -99.99 -99.99 
2003 03 10.00    .30   5.15 
2003 04 16.79 -99.99 -99.99 
2003 05 24.40  13.20  18.79 
2003 06 24.60  16.90  20.75 
2003 07 27.50 -99.99 -99.99 
2003 08 27.70  20.60  24.15 
2003 09 25.00  17.20  21.10 
2003 10 18.60   9.30  13.95 
2003 11 12.10   3.30   7.70 
2003 12  3.70  -4.30   -.30 
2004 01  2.30  -7.10  -2.40 
2004 03  9.89   -.80   4.54 
2004 04 16.79   7.00  11.90 
2004 05 21.30  12.30  16.79 
2004 06 26.30  17.79  22.05 
2004 07 25.30  20.70  23.00 
2004 08 28.90  21.80  25.34 
2004 09 99.99  16.50 -99.99 
2004 10 21.20   9.89  15.55 
2004 11 13.20   4.73   8.96 
2004 12  5.20  -2.63   1.28 
2005 01  1.23  -6.99  -2.88 
2005 02   .48  -6.10  -2.81 
2005 04 15.08   8.37  11.72 
2006 03  7.24    .34   3.79 
2007 04 15.45   8.78  12.11 
2007 05 20.36  13.75  17.05 
2007 06 26.09  19.37  22.73 
2007 07 26.02  21.10  23.56 
2007 08 27.72  23.36  25.54 
2007 10 18.40  11.40  14.90 
2007 12  4.67  -1.92   1.37 
2008 01  1.46  -5.68  -2.10 
2008 02  2.77  -4.80  -1.01 
2008 03 10.58   2.87   6.72 
2008 04 16.58   9.35  12.96 
2008 05 19.89  12.97  16.43 
2008 06 24.20  18.11  21.15 
2008 07 25.64  22.01  23.82 
2008 08 28.26  21.85  25.05 
2008 09 25.30  17.69  21.49 
2008 10 20.50  12.56  16.53 
2008 11 11.03   3.73   7.38 
2008 12  3.30  -2.99    .15 
2009 01  1.49  -5.39  -1.95 
2009 02  5.35  -1.70   1.82 
2009 03  8.57   1.56   5.06 
2009 04 15.72   8.03  11.87 
2009 05 21.93  14.53  18.23 
2009 07 26.76  21.05  23.90 
2009 10 20.63  12.35  16.49 
2009 11  9.13   3.25   6.19 
2010 01 -1.68  -8.41  -5.04 
2010 02  3.42  -2.22    .60 
2010 03  6.75    .51   3.63 
2010 04 12.54   5.22   8.88 
2010 05 18.83  12.65  15.74 
2010 06 25.88  18.78  22.33 
2010 07 27.35  22.98  25.16 
2010 08 28.24  23.45  25.84 
2010 09 25.18  18.79  21.98 
2010 10 18.49  10.83  14.66 
2010 11  9.93   2.84   6.38 
2010 12  2.66  -4.36   -.85 
2011 01 -3.25  -9.53  -6.39 
2011 02  3.81  -3.26    .27 
2011 03  7.52    . 8   3.80 
2011 04 13.90   6.31  10.10 
2011 05 20.09  13.23  16.66 
2011 06 23.32  17.84  20.58 
2011 07 25.76  21.96  23.86 
2011 08 27.05  22.70  24.87 
2011 09 25.04  17.83  21.43 
2011 10 18.33  10.41  14.37 
2011 11 13.17   7.09  10.13 
2011 12  2.06  -4.15  -1.04 
2012 01   .39  -7.04  -3.32 
2012 02  1.16  -5.98  -2.40 
2012 03  8.18    .50   4.34 
2012 04 14.64   7.54  11.09 
2012 05 22.87  14.51  18.69 
2012 06 26.60  19.45  23.03 
2012 07 26.27  22.34  24.30 
2012 08 29.01  23.80  26.40 
2012 09 23.79  17.58  20.68 
2012 10 19.45  12.03  15.74 
2012 11  8.70   2.39   5.54 
2012 12 -1.35  -7.19  -4.27 
2013 01  -.93  -6.43  -3.67 
2013 02   .58  -5.10  -2.25 
2013 03  7.00   -.23   3.38 
2013 04 12.91   5.70   9.30 
2013 05 20.01  12.80  16.40 
2013 06 26.37  19.64  23.00 
2013 08 29.56  24.10  26.83 
2013 09 24.40  17.95  21.17 
2013 10 19.65  11.92  15.78 
2013 11  9.09   2.76   5.92 
2013 12  3.09  -3.22    .-6 
