1961 01 99.99 -99.99 -12.50 
1961 02 99.99 -99.99 -16.79 
1961 03 99.99 -99.99 -20.39 
1961 04 99.99 -99.99  -8.18 
1961 05 99.99 -99.99    .80 
1961 06 99.99 -99.99   5.09 
1961 07 99.99 -99.99   8.39 
1961 08 99.99 -99.99   8.39 
1961 09 99.99 -99.99   4.59 
1961 10 99.99 -99.99  -2.09 
1961 11 99.99 -99.99 -10.40 
1961 12 99.99 -99.99 -18.29 
1962 01 99.99 -99.99  -9.10 
1962 02 99.99 -99.99  -7.20 
1962 03 99.99 -99.99  -9.80 
1962 04 99.99 -99.99  -4.40 
1962 05 99.99 -99.99    .50 
1962 06 99.99 -99.99   5.30 
1962 07 99.99 -99.99   9.80 
1962 08 99.99 -99.99   9.39 
1962 09 99.99 -99.99   3.50 
1962 10 99.99 -99.99  -3.70 
1962 11 99.99 -99.99  -9.00 
1962 12 99.99 -99.99 -10.30 
1963 01 99.99 -99.99  -7.90 
1963 02 99.99 -99.99 -11.20 
1963 03 99.99 -99.99 -12.40 
1963 04 99.99 -99.99  -7.10 
1963 05 99.99 -99.99   -.60 
1963 06 99.99 -99.99   5.20 
1963 07 99.99 -99.99   8.80 
1963 08 99.99 -99.99   8.18 
1963 09 99.99 -99.99   5.09 
1963 10 99.99 -99.99  -4.90 
1963 11 99.99 -99.99  -8.00 
1963 12 99.99 -99.99 -11.60 
1964 01 99.99 -99.99 -20.60 
1964 02 99.99 -99.99 -23.20 
1964 03 99.99 -99.99 -15.50 
1964 04 99.99 -99.99  -9.50 
1964 05 99.99 -99.99  -1.00 
1964 06 99.99 -99.99   6.80 
1964 07 99.99 -99.99   7.80 
1964 08 99.99 -99.99   7.70 
1964 09 99.99 -99.99   4.00 
1964 10 99.99 -99.99  -3.50 
1964 11 99.99 -99.99 -11.20 
1964 12 99.99 -99.99 -10.60 
1965 01 99.99 -99.99 -15.80 
1965 02 99.99 -99.99 -20.29 
1965 03 99.99 -99.99 -13.40 
1965 04 99.99 -99.99  -7.80 
1965 05 99.99 -99.99  -1.80 
1965 06 99.99 -99.99   4.19 
1965 07 99.99 -99.99   7.30 
1965 08 99.99 -99.99   8.10 
1965 09 99.99 -99.99   2.60 
1965 10 99.99 -99.99  -6.20 
1965 11 99.99 -99.99  -6.20 
1965 12 99.99 -99.99 -15.20 
1966 01 -8.79 -15.47 -12.13 
1966 02 10.88 -18.32 -14.60 
1966 03 -9.51 -16.95 -13.23 
1966 04 -7.42 -14.49 -10.95 
1966 05  1.63  -3.31   -.84 
1966 06  8.89   2.19   5.54 
1966 07 12.76   6.25   9.50 
1966 08 14.10   7.15  10.62 
1966 09  7.44   2.70   5.07 
1966 10 -1.65  -8.22  -4.93 
1966 11 -2.17  -9.58  -5.87 
1966 12 -9.27 -13.61 -11.44 
1967 01 -9.56 -17.07 -13.31 
1967 02 10.82 -17.46 -14.14 
1967 03 -4.89  -9.56  -7.22 
1967 04 -5.63 -12.44  -9.03 
1967 05  4.33   -.30   2.01 
1967 06 12.32   4.94   8.63 
1967 07 13.96   7.79  10.87 
1967 08 12.86   6.76   9.80 
1967 09  8.78   3.10   5.93 
1967 10   .55  -4.16  -1.80 
1967 11 -6.87 -13.03  -9.95 
1967 12 -6.43 -12.38  -9.40 
1968 01 -5.05 -11.28  -8.16 
1968 02 11.84 -18.59 -15.21 
1968 03 -7.82 -15.27 -11.54 
1968 04 -6.87 -15.25 -11.06 
1968 05   .88  -5.03  -2.07 
1968 06  6.96   2.77   4.86 
1968 07 11.18   6.09   8.63 
1968 08 12.32   7.35   9.83 
1968 09  8.46   2.33   5.40 
1968 10 -2.16  -7.00  -4.58 
1968 11 -8.16 -13.19 -10.67 
1968 12 10.65 -20.76 -15.70 
1969 01 -3.32 -10.64  -6.98 
1969 02 14.94 -20.89 -17.91 
1969 03 12.24 -18.25 -15.24 
1969 04 -6.24 -11.59  -8.91 
1969 05  2.51  -1.36    .57 
1969 06  7.55   2.40   4.97 
1969 07 12.47   6.08   9.27 
1969 08 12.61   6.08   9.34 
1969 09  8.08   4.21   6.14 
1969 10  -.90  -6.96  -3.93 
1969 11 10.43 -16.54 -13.49 
1969 12 11.60 -18.61 -15.10 
1970 01 11.67 -19.54 -15.61 
1970 02 11.70 -17.98 -14.84 
1970 03 -9.89 -17.00 -13.44 
1970 04 -4.85 -13.12  -8.98 
1970 05  3.67  -1.01   1.33 
1970 06  9.88   3.35   6.61 
1970 07 12.13   6.21   9.17 
1970 08 13.38   7.41  10.39 
1970 09 10.55   4.77   7.66 
1970 10  1.46  -2.98   -.76 
1970 11 -3.21 -10.80  -7.00 
1970 12 -9.39 -14.06 -11.73 
1971 01 -8.22 -15.15 -11.68 
1971 02 17.89 -22.77 -20.33 
1971 03 13.77 -20.23 -17.00 
1971 04 -8.25 -14.01 -11.13 
1971 05   . 6  -5.96  -2.95 
1971 06  6.17    .97   3.57 
1971 07  9.99   4.52   7.25 
1971 08 11.98   6.31   9.14 
1971 09  7.85   3.06   5.45 
1971 10   .32  -5.64  -2.66 
1971 11 -6.36 -13.22  -9.79 
1971 12 10.55 -18.77 -14.66 
1972 01 -8.50 -15.70 -12.10 
1972 02 -7.61 -14.37 -10.99 
1972 03 12.27 -19.79 -16.03 
1972 04 -5.56 -12.81  -9.18 
1972 05  1.71  -3.24   -.76 
1972 06  7.35   1.77   4.56 
1972 08 13.60   6.92  10.26 
1972 09  8.13   4.02   6.07 
1972 10  -.23  -5.63  -2.93 
1972 11 -8.97 -14.10 -11.54 
1972 12 -6.43 -13.57 -10.00 
1973 01 12.18 -21.68 -16.93 
1973 02 10.71 -18.85 -14.78 
1973 03 16.78 -23.74 -20.26 
1973 04 -4.17  -9.85  -7.01 
1973 05  -.14  -5.92  -3.03 
1973 06  6.55   1.60   4.07 
1973 07 12.17   5.16   8.66 
1973 08 11.46   5.55   8.50 
1973 09  8.93   3.61   6.27 
1973 10  1.12  -4.32  -1.60 
1973 11 -2.74  -8.47  -5.60 
1973 12 11.02 -17.48 -14.25 
1974 01 12.13 -18.81 -15.46 
1974 02 15.53 -21.56 -18.54 
1974 03 -9.77 -15.93 -12.85 
1974 04 -7.44 -14.70 -11.07 
1974 05  1.23  -3.35  -1.05 
1974 06  8.29   1.73   5.01 
1975 01 15.66 -22.20 -18.93 
1975 02 11.93 -17.92 -14.92 
1975 03 11.01 -17.01 -14.01 
1975 04 -6.28 -12.35  -9.31 
1975 05   .99  -4.13  -1.57 
1975 06  6.91   2.02   4.46 
1975 07 10.49   5.80   8.14 
1975 08 10.69   6.53   8.60 
1975 09  8.97   3.42   6.19 
1975 10   .95  -4.96  -2.01 
1975 11 -6.57 -13.08  -9.82 
1975 12 13.78 -20.14 -16.95 
1976 01 11.68 -18.34 -15.01 
1976 02 18.53 -25.74 -22.13 
1976 03 13.28 -19.69 -16.48 
1976 04 10.74 -18.25 -14.49 
1976 05  1.23  -2.81   -.79 
1976 06  7.07    .84   3.95 
1976 07 10.36   4.61   7.48 
1976 08 11.29   6.30   8.79 
1976 09  8.72   3.65   6.18 
1976 10 -1.60  -7.00  -4.30 
1976 11 -9.18 -14.55 -11.87 
1976 12 15.47 -20.70 -18.08 
1977 01 -9.97 -17.01 -13.49 
1977 02 15.25 -20.35 -17.79 
1977 03 18.99 -25.07 -22.03 
1977 04 -3.92 -11.54  -7.73 
1977 05  3.00  -2.93    . 3 
1977 06 10.18   3.51   6.84 
1977 07 11.14   5.65   8.39 
1977 08 12.49   8.35  10.42 
1977 09  9.14   4.83   6.98 
1977 10 -2.11  -6.67  -4.39 
1977 11 -8.21 -14.82 -11.51 
1977 12 -8.17 -14.25 -11.21 
1978 01 -5.02 -10.27  -7.64 
1978 02 11.49 -17.29 -14.39 
1978 03 -8.41 -14.40 -11.40 
1978 04 -4.15  -9.18  -6.66 
1978 05  2.46  -1.58    .44 
1978 06  6.72   2.76   4.73 
1978 07 10.80   6.89   8.84 
1978 08 11.35   7.59   9.47 
1978 09  8.10   3.45   5.78 
1978 10   .35  -4.21  -1.93 
1978 11 -4.17  -9.24  -6.71 
1978 12 12.88 -21.12 -17.00 
1979 01 -7.14 -12.82  -9.97 
1979 02 -4.19  -9.51  -6.85 
1979 03 10.25 -15.39 -12.82 
1979 04 -7.86 -12.84 -10.35 
1979 05  1.74  -4.21  -1.23 
1979 06  7.71   2.31   5.01 
1979 07 11.71   6.57   9.14 
1979 08 11.94   7.72   9.83 
1979 09  6.96   2.70   4.83 
1979 10  -.20  -4.16  -2.17 
1979 12 11.27 -18.11 -14.69 
1980 01 -9.68 -15.40 -12.54 
1980 02 -9.99 -16.96 -13.48 
1980 03 -9.89 -14.55 -12.22 
1980 04 -8.95 -14.10 -11.52 
1980 05  3.09  -1.98    .55 
1980 06  6.00   1.83   3.91 
1980 07 11.93   6.52   9.22 
1980 08 12.26   5.87   9.06 
1980 09  9.05   3.86   6.45 
1980 10 -1.04  -6.10  -3.57 
1980 11 10.45 -17.58 -14.01 
1980 12 12.79 -19.54 -16.17 
1981 01 13.43 -18.66 -16.04 
1981 02 13.74 -20.27 -17.00 
1981 03 -9.52 -14.26 -11.89 
1981 04 -2.57  -8.30  -5.43 
1981 05  4.04  -1.16   1.43 
1981 06 12.29   4.48   8.38 
1981 07 11.75   6.08   8.91 
1981 08 13.46   7.38  10.42 
1981 09  9.60   4.07   6.84 
1981 10  1.68  -2.08   -.19 
1981 11 -7.00 -11.47  -9.23 
1981 12 10.08 -18.53 -14.30 
1982 01 -7.90 -14.46 -11.18 
1982 02 -4.56  -9.79  -7.17 
1982 03 -8.02 -12.92 -10.47 
1982 04 -4.57 -12.45  -8.51 
1982 05  1.21  -3.40  -1.09 
1982 06  7.35   2.97   5.16 
1982 07 11.66   5.34   8.50 
1982 08 10.10   6.73   8.41 
1982 09  8.32   3.80   6.06 
1982 10  2.85  -2.03    .40 
1982 11 -7.78 -14.38 -11.08 
1982 12 -7.35 -14.50 -10.92 
1983 01 -9.71 -16.35 -13.03 
1983 02 12.53 -17.64 -15.08 
1983 03 -9.83 -14.81 -12.32 
1983 04 -6.60 -11.76  -9.18 
1983 05  2.67  -3.09   -.20 
1983 06  8.35   1.92   5.14 
1983 07 11.50   6.70   9.10 
1983 08 12.49   6.70   9.59 
1983 09  8.21   1.88   5.04 
1983 10 -1.01  -6.24  -3.62 
1983 11 11.80 -16.33 -14.06 
1983 12 -2.74  -7.05  -4.89 
1984 01 12.04 -18.82 -15.43 
1984 02 19.70 -26.92 -23.31 
1984 03 -9.71 -16.24 -12.97 
1984 04 -5.52 -15.61 -10.56 
1984 05  3.62  -1.09   1.26 
1984 06  8.89   3.96   6.43 
1984 07 12.81   6.04   9.42 
1984 08 12.15   5.99   9.07 
1984 09  8.54   5.30   6.92 
1984 10  3.02  -1.43    .79 
1984 11 -4.56  -8.21  -6.38 
1984 12 -7.33 -15.69 -11.51 
1985 01 10.65 -15.57 -13.11 
1985 02 -9.10 -17.60 -13.35 
1985 03 16.50 -24.96 -20.73 
1985 04 -9.21 -17.57 -13.39 
1985 05   . 4  -5.31  -2.63 
1985 06  7.85   1.92   4.88 
1985 07 10.63   6.34   8.48 
1985 08 11.71   6.86   9.28 
1985 09  7.39   1.95   4.67 
1985 10  -.24  -6.79  -3.51 
1985 11 -3.40  -7.90  -5.65 
1985 12 -6.34 -11.32  -8.83 
1986 01 14.08 -20.68 -17.38 
1986 02 -8.02 -13.62 -10.82 
1986 03 -9.10 -17.62 -13.36 
1986 04 -3.15  -9.68  -6.42 
1986 05  2.32  -1.64    .33 
1986 06 10.04   3.78   6.91 
1986 07 11.40   6.69   9.04 
1986 08 13.02   6.86   9.94 
1986 09  8.00   2.88   5.44 
1986 10  -.11  -5.05  -2.58 
1986 11 -3.50  -7.92  -5.71 
1986 12 10.07 -14.32 -12.19 
1987 01 12.26 -18.20 -15.23 
1987 02 15.10 -20.69 -17.89 
1987 03 -9.27 -14.10 -11.68 
1987 04 -6.25 -11.80  -9.02 
1987 05  2.75  -2.41    .16 
1987 06  8.22   2.11   5.17 
1987 07  9.72   5.98   7.85 
1987 08 10.99   7.88   9.43 
1987 09  7.57   1.66   4.61 
1987 10   .28  -3.75  -1.73 
1987 11 -9.13 -13.77 -11.45 
1987 12 13.22 -21.18 -17.20 
1988 01 -7.10 -13.57 -10.33 
1988 02 14.30 -20.80 -17.54 
1988 03 12.97 -21.06 -17.01 
1988 04 -4.51 -11.70  -8.10 
1988 05  2.48  -2.86   -.18 
1988 06  8.93   2.27   5.60 
1988 07 10.51   4.94   7.73 
1988 08 12.22   5.58   8.89 
1988 09  9.41   2.30   5.85 
1988 10  1.91  -3.60   -.84 
1988 11 10.68 -15.66 -13.17 
1988 12 12.18 -18.04 -15.11 
1989 01 16.95 -26.21 -21.58 
1989 02 -3.82 -11.18  -7.50 
1989 03 -5.48 -11.31  -8.39 
1989 04 -5.28 -11.32  -8.30 
1989 05  2.25  -2.22    . 1 
1989 06  8.85   2.53   5.69 
1989 07 12.73   7.37  10.04 
1989 08 13.39   7.43  10.41 
1989 09  9.60   4.27   6.93 
1989 10  2.28  -2.30    . 0 
1989 11 -7.54 -14.52 -11.03 
1989 12 -9.85 -16.10 -12.97 
1990 01 13.09 -19.12 -16.10 
1990 02 20.16 -27.89 -24.02 
1990 03 -9.47 -14.86 -12.17 
1990 04 -2.76 -10.88  -6.82 
1990 05  3.43   -.48   1.47 
1990 06  9.78   3.97   6.87 
1990 07 13.09   7.96  10.52 
1990 08 11.90   8.12  10.01 
1990 09  7.25   2.15   4.69 
1990 10  -.20  -5.25  -2.72 
1990 11 -3.70 -10.98  -7.33 
1990 12 -7.40 -14.02 -10.71 
1991 01 11.98 -19.23 -15.60 
1991 02 16.23 -22.44 -19.33 
1991 03 -9.10 -14.57 -11.84 
1991 04 -3.88 -11.02  -7.45 
1991 05  3.52   -.66   1.43 
1991 06  7.68   3.25   5.46 
1991 07 13.12   6.37   9.74 
1991 08 13.70   8.18  10.94 
1991 09  8.43   3.59   6.01 
1991 10  4.44   -.98   1.73 
1991 11 -1.59  -6.61  -4.10 
1991 12 12.25 -18.91 -15.58 
1992 01 13.28 -19.60 -16.44 
1992 02 -7.72 -15.02 -11.37 
1992 03 16.60 -23.87 -20.23 
1992 04 -2.88  -8.09  -5.48 
1992 05  1.27  -3.83  -1.28 
1992 06  9.17   3.14   6.15 
1992 08 11.73   6.66   9.19 
1992 09  7.76    .77   4.26 
1992 10  2.28  -2.11    . 8 
1992 11 -5.01 -11.09  -8.05 
1992 12 14.70 -20.02 -17.36 
1993 01 16.02 -23.08 -19.54 
1993 02 -5.97 -11.30  -8.63 
1993 03 10.75 -17.43 -14.09 
1993 05  2.35  -3.35   -.49 
1993 08 11.05   6.29   8.67 
1994 11 -6.57 -14.90 -10.73 
1994 12 16.79 -21.87 -19.33 
1995 01 13.49 -21.38 -17.43 
1995 02 12.28 -18.19 -15.23 
1995 03 -7.34 -14.65 -10.99 
1995 06  7.75   3.02   5.38 
1996 07 10.46   5.36   7.91 
1996 08 14.96   8.14  11.55 
1996 12 -4.86 -12.42  -8.64 
1997 01 11.19 -17.78 -14.48 
1997 02 -9.92 -15.72 -12.82 
1997 03 -5.65 -11.29  -8.47 
1997 04  -.56  -6.77  -3.66 
1997 05  2.76   -.29   1.23 
1997 06  9.08   3.43   6.25 
1997 07 10.67   7.00   8.83 
1997 08 13.28   8.05  10.66 
1997 09  8.55   4.05   6.30 
1997 10  2.64  -2.21    .21 
1997 11 -8.04 -14.53 -11.28 
1997 12 14.14 -19.79 -16.96 
1998 01 14.10 -19.91 -17.00 
1998 02 16.62 -21.00 -18.81 
1998 03 10.72 -16.40 -13.56 
1998 04 -6.36 -10.77  -8.56 
1998 05   . 1  -5.28  -2.63 
1998 06  8.18   2.82   5.50 
1998 07 12.80   8.01  10.40 
1998 12 -9.39 -15.29 -12.34 
1999 01 15.13 -21.57 -18.35 
1999 02 17.89 -23.42 -20.65 
1999 03 12.29 -18.33 -15.31 
1999 04 -7.33 -12.93 -10.13 
1999 05  2.81  -2.68    . 6 
1999 06  8.09   1.71   4.90 
1999 07 11.35   6.66   9.00 
1999 08 13.18   8.34  10.76 
1999 09  8.85   4.01   6.43 
1999 10   .11  -4.54  -2.21 
1999 11 -4.40 -11.74  -8.07 
1999 12 18.50 -23.58 -21.04 
2000 01 16.26 -22.46 -19.36 
2000 02 -9.33 -13.07 -11.20 
2000 03 -9.45 -14.63 -12.04 
2000 04 -2.91  -8.46  -5.68 
2000 05  2.53  -2.34    . 9 
2002 10   .79  -2.90  -1.05 
2002 11 -7.21 -11.19  -9.20 
2002 12 -7.92 -13.65 -10.78 
2003 01 12.05 -17.89 -14.96 
2003 02 15.80 -20.86 -18.33 
2003 03 -5.95 -12.13  -9.04 
2003 04 -2.48  -7.23  -4.85 
2003 05  2.81  -1.39    .71 
2003 06  9.30   3.85   6.57 
2003 07 15.77   8.06  11.91 
2003 08 11.61   7.21   9.41 
2003 09 11.01   6.08   8.54 
2003 10  3.11  -3.84   -.36 
2003 11 -3.90 -10.16  -7.03 
2003 12 -7.26 -12.96 -10.11 
2004 01 -6.97 -13.00  -9.98 
2004 02 14.91 -19.78 -17.34 
2004 03 -8.28 -13.95 -11.11 
2004 04 -3.70  -9.27  -6.48 
2004 05  4.85   -.73   2.06 
2004 06  9.57   4.96   7.26 
2004 07 12.19   7.49   9.84 
2004 08 13.63   8.70  11.16 
2004 09  9.39   5.03   7.21 
2004 10   .79  -2.83  -1.02 
2004 11 -6.88 -12.27  -9.57 
2004 12 12.21 -18.12 -15.16 
2005 01 -9.06 -14.35 -11.70 
2005 02 16.76 -21.30 -19.02 
2005 03 -9.29 -15.86 -12.57 
2005 04 -6.27 -13.50  -9.88 
2005 05  3.99  -2.16    .91 
2005 06  7.35   2.90   5.12 
2005 07 14.03   7.13  10.58 
2005 08 13.03   7.79  10.41 
2005 09  9.46   4.88   7.17 
2005 10  2.41  -2.51    .-4 
2005 11 -6.20 -12.37  -9.28 
2005 12 14.48 -18.69 -16.58 
2006 01 19.11 -25.24 -22.17 
2006 02 10.56 -16.79 -13.67 
2006 03 -7.70 -13.28 -10.49 
2006 04 -9.85 -16.81 -13.33 
2006 05  1.54  -3.71  -1.08 
2006 06  8.82   3.32   6.07 
2006 09 10.49   4.21   7.35 
2006 10  1.79  -3.46   -.83 
2006 11   .27  -5.00  -2.36 
2006 12 12.41 -18.44 -15.42 
2007 01 11.65 -19.34 -15.49 
2007 02 -5.75 -12.32  -9.03 
2007 03 -8.42 -15.79 -12.10 
2007 04 -4.54 -10.98  -7.76 
2007 05  3.32  -1.40    .96 
2007 06 11.14   4.14   7.64 
2007 07 10.92   6.22   8.57 
2007 08 11.63   7.62   9.62 
2007 09 10.53   4.94   7.74 
2007 10  1.69  -4.16  -1.23 
2007 11 -4.21  -8.93  -6.57 
2007 12 10.51 -16.26 -13.38 
2008 01 12.90 -20.03 -16.46 
2008 02 14.61 -22.39 -18.50 
2008 03 10.81 -19.43 -15.12 
2008 04 -3.67 -10.95  -7.31 
2008 05  2.89  -2.04    .42 
2008 06  8.66   3.30   5.98 
2008 07 13.98   6.50  10.24 
2008 08 14.77   6.61  10.69 
2008 09 10.38   4.34   7.36 
2008 10  1.04  -3.80  -1.38 
2008 11 -7.61 -12.28  -9.94 
2008 12 -6.29 -16.41 -11.35 
2009 01 15.77 -22.70 -19.23 
2009 02 15.79 -23.37 -19.58 
2009 03 11.07 -19.12 -15.09 
2009 04 -3.97 -10.45  -7.21 
2009 05  2.21  -1.58    .31 
2009 06 10.97   4.28   7.62 
2009 07 11.15   6.43   8.79 
2009 08 14.03   7.30  10.66 
2009 09 10.43   3.22   6.82 
2009 10  2.21  -2.34    .-6 
2009 11 -9.22 -14.87 -12.04 
2009 12 -6.22 -12.25  -9.23 
2010 01 12.60 -19.85 -16.22 
2010 02 16.37 -21.21 -18.79 
2010 03 13.74 -20.07 -16.90 
2010 04 -8.57 -15.27 -11.92 
2010 05  5.39  -1.54   1.92 
2010 06 10.18   4.44   7.32 
2010 07 15.25   6.55  10.90 
2010 08 12.34   7.93  10.13 
2010 09  9.58   5.68   7.63 
2010 10   .90  -4.21  -1.65 
2010 11 -5.08 -10.53  -7.80 
2010 12 -6.31 -14.52 -10.41 
2011 01 11.21 -17.33 -14.27 
2011 02 -9.85 -20.94 -15.40 
2011 03 -5.93 -12.92  -9.42 
2011 04 -4.38 -11.24  -7.81 
2011 05  3.79   -.86   1.46 
2011 06 10.39   4.56   7.47 
2011 07 16.90   9.27  13.08 
2011 08 13.97   7.14  10.55 
2011 09 10.26   5.20   7.73 
2011 10  2.85  -1.58    .63 
2011 11 -4.78 -12.05  -8.41 
2011 12 12.61 -17.45 -15.03 
2012 01 15.71 -22.24 -18.97 
2012 02 16.09 -21.27 -18.68 
2012 03 15.01 -20.04 -17.52 
2012 04 -3.15 -10.89  -7.02 
2012 05  3.21  -2.10    .55 
2012 06  9.83   3.21   6.52 
2012 07 14.51   7.14  10.82 
2012 08 15.65   8.52  12.08 
2012 09  7.64   1.51   4.57 
2012 10  3.27   -.79   1.24 
2012 11  -.38  -4.14  -2.26 
2012 12 -9.09 -15.98 -12.53 
2013 01 11.19 -15.74 -13.46 
