1958 02 20.80 -29.79 -25.29 
1958 03 23.72 -31.08 -27.40 
1958 04 16.37 -23.27 -19.82 
1958 05 -7.00 -12.41  -9.70 
1958 06   .21  -3.38  -1.58 
1958 07  2.73   -.45   1.14 
1958 08   .54  -1.65   -.55 
1958 09 -2.41  -5.55  -3.98 
1958 10 -8.35 -14.69 -11.52 
1958 12 22.88 -31.44 -27.16 
1959 01 25.23 -31.57 -28.40 
1959 02 20.10 -31.27 -25.68 
1959 03 19.61 -28.20 -23.90 
1959 04 13.87 -19.89 -16.87 
1959 05 -6.43 -10.84  -8.63 
1959 06   .77  -2.88  -1.05 
1961 01 24.01 -30.91 -27.46 
1961 02 22.78 -31.98 -27.38 
1961 03 16.06 -22.93 -19.49 
1961 04 13.83 -18.64 -16.23 
1961 05 -8.97 -14.02 -11.50 
1961 06   .62  -2.21   -.79 
1961 07  3.47    .12   1.79 
1961 08  3.34    .22   1.78 
1961 09 -2.18  -4.76  -3.47 
1961 10 -6.29 -13.04  -9.66 
1961 11 15.94 -24.20 -20.07 
1961 12 21.75 -30.79 -26.27 
1962 01 26.41 -33.52 -29.96 
1962 02 26.65 -33.06 -29.85 
1962 03 21.09 -27.86 -24.47 
1962 04 16.59 -23.40 -19.99 
1962 05 -9.29 -14.35 -11.82 
1962 06   .29  -3.31  -1.51 
1962 07  2.17   -.58    .79 
1962 08  1.33  -1.55   -.10 
1962 09 -1.20  -6.85  -4.02 
1962 10 11.51 -16.04 -13.77 
1962 11 -7.04 -15.79 -11.41 
1962 12 24.48 -30.00 -27.24 
1963 03 28.32 -36.09 -32.21 
1963 04 17.21 -23.81 -20.51 
1963 07  1.49   -.47    .51 
1963 08  2.17   -.79    .69 
1963 09 -3.68  -7.56  -5.62 
1963 10 -8.96 -14.69 -11.82 
1963 12 27.07 -32.45 -29.76 
1964 01 31.95 -37.39 -34.66 
1964 02 16.12 -25.57 -20.84 
1964 04 18.60 -25.41 -22.00 
1964 05 10.06 -15.61 -12.83 
1964 06 -1.03  -5.01  -3.02 
1964 07  2.14   -.60    .77 
1964 08  1.04  -1.15    .-5 
1964 09 -1.93  -4.60  -3.26 
1964 10 -7.68 -15.71 -11.69 
1964 11 20.32 -25.63 -22.97 
1964 12 15.48 -23.27 -19.37 
1965 01 20.59 -30.49 -25.54 
1965 02 22.03 -29.45 -25.74 
1965 03 23.55 -31.03 -27.29 
1965 04 14.32 -20.71 -17.51 
1965 05 10.88 -14.58 -12.73 
1965 06  -.31  -2.97  -1.64 
1965 07  2.16   -.52    .82 
1965 08  1.70  -1.32    .19 
1965 09  -.43  -3.78  -2.10 
1965 10 -9.10 -15.03 -12.06 
1965 11 11.70 -17.89 -14.79 
1965 12 20.24 -27.62 -23.93 
1966 01 26.22 -33.16 -29.69 
1966 02 24.12 -30.53 -27.32 
1966 03 26.60 -32.23 -29.41 
1966 04 17.37 -23.98 -20.67 
1966 05 10.22 -15.65 -12.93 
1966 06  -.41  -4.60  -2.50 
1966 07  2.33    .-8   1.12 
1966 08  1.34   -.76    .29 
1966 09 -1.77  -4.69  -3.23 
1966 10 14.74 -19.67 -17.20 
1966 11 15.10 -22.92 -19.01 
1966 12 -3.98 -11.77  -7.87 
1967 01 24.81 -33.48 -29.14 
1967 02 28.02 -36.15 -32.08 
1967 03 18.03 -25.54 -21.78 
1967 04 13.98 -21.93 -17.95 
1967 05 -8.18 -12.99 -10.58 
1967 06  -.82  -3.81  -2.31 
1967 07  2.53   -.21   1.16 
1967 08  1.16  -1.56   -.19 
1967 09 -1.23  -5.13  -3.18 
1967 10 -9.97 -15.11 -12.54 
1967 11 12.04 -20.55 -16.29 
1967 12 17.29 -24.46 -20.88 
1968 01 21.05 -28.06 -24.55 
1968 02 19.71 -27.32 -23.52 
1968 03 26.64 -32.64 -29.64 
1968 04 17.33 -23.30 -20.31 
1968 05 -7.55 -11.75  -9.64 
1968 06  -.33  -3.57  -1.95 
1968 07  1.55  -1.02    .26 
1968 08  1.03  -1.38   -.17 
1968 09 -2.49  -6.91  -4.69 
1968 10 15.03 -19.68 -17.35 
1968 11 23.73 -30.93 -27.33 
1968 12 21.43 -31.06 -26.24 
1969 01 21.70 -30.74 -26.22 
1969 02 16.01 -24.33 -20.17 
1969 03 29.56 -35.50 -32.53 
1969 04 22.24 -28.20 -25.22 
1969 05 -7.81 -12.54 -10.17 
1969 06  -.89  -4.26  -2.57 
1969 07  2.90   -.33   1.28 
1969 08  1.34  -1.22    . 6 
1969 09 -1.16  -4.00  -2.58 
1969 10 -6.36 -10.85  -8.60 
1969 11 11.06 -17.21 -14.14 
1969 12 11.16 -22.45 -16.80 
1970 01 23.82 -30.51 -27.16 
1970 02 21.96 -28.63 -25.29 
1970 03 18.66 -25.69 -22.17 
1970 04 18.70 -25.65 -22.18 
1970 05 -6.71 -13.01  -9.86 
1970 06   . 4  -2.59  -1.27 
1970 07  2.04   -.38    .83 
1970 08  1.45  -1.02    .21 
1970 09 -2.22  -5.79  -4.00 
1970 10 11.05 -17.32 -14.18 
1970 11 17.49 -24.11 -20.80 
1970 12 21.40 -28.43 -24.91 
1971 01 29.55 -34.93 -32.23 
1971 02 11.60 -19.56 -15.58 
1971 03 19.20 -26.82 -23.01 
1971 04 16.49 -22.07 -19.27 
1971 05 -5.29  -9.81  -7.55 
1971 06   .11  -3.17  -1.53 
1971 07  2.51   -.21   1.15 
1971 08  1.45  -1.00    .22 
1971 09 -1.34  -4.32  -2.83 
1971 10 11.09 -15.96 -13.52 
1971 11 18.06 -24.86 -21.46 
1971 12 17.52 -24.49 -21.00 
1972 01 11.59 -19.35 -15.47 
1972 02 22.64 -29.91 -26.27 
1972 03 17.69 -24.83 -21.26 
1972 04 18.53 -24.83 -21.68 
1972 05 -9.59 -13.77 -11.68 
1972 06  1.36  -2.08   -.35 
1972 07  1.64   -.82    .41 
1972 08   .87  -1.12   -.12 
1972 09  -.26  -2.92  -1.59 
1972 10 -6.89 -11.33  -9.10 
1972 11 13.38 -18.41 -15.89 
1972 12 19.54 -26.52 -23.03 
1973 01 19.71 -27.01 -23.36 
1973 02 18.86 -26.30 -22.58 
1973 03 20.25 -27.70 -23.97 
1973 04 12.62 -17.29 -14.95 
1973 05 -7.85 -12.05  -9.95 
1973 06   .40  -2.56  -1.07 
1973 07  2.95    .-9   1.43 
1973 08  1.62   -.34    .64 
1973 09 -1.26  -5.51  -3.38 
1973 10 14.27 -20.46 -17.36 
1973 11 19.32 -25.56 -22.43 
1973 12 24.89 -31.55 -28.22 
1974 01 11.87 -19.65 -15.76 
1974 02 19.70 -28.25 -23.98 
1974 03 15.72 -26.16 -20.94 
1974 04 16.73 -22.81 -19.77 
1974 05 -7.92 -11.58  -9.75 
1974 06   .83  -2.14   -.65 
1974 07  1.91   -.61    .65 
1974 08  1.16   -.97    . 9 
1974 09 -2.33  -5.32  -3.83 
1974 10 -6.82 -12.19  -9.50 
1974 11 15.46 -22.18 -18.82 
1974 12 13.19 -19.89 -16.53 
1975 01 19.87 -26.68 -23.28 
1975 02 18.49 -26.04 -22.26 
1975 03 24.28 -30.94 -27.61 
1975 04 13.60 -19.27 -16.43 
1975 05 -7.68 -12.84 -10.26 
1975 06  -.51  -3.31  -1.91 
1975 07  2.38   -.17   1.10 
1975 08   .76  -1.48   -.36 
1975 09 -1.54  -4.16  -2.85 
1975 10 12.94 -17.62 -15.28 
1975 11 21.26 -26.86 -24.06 
1975 12 18.45 -25.86 -22.15 
1977 02 24.70 -31.64 -28.17 
1977 03 25.88 -31.31 -28.59 
1977 04 19.24 -26.06 -22.65 
1977 05 -6.08 -10.78  -8.43 
1977 06   .-4  -3.60  -1.82 
1977 07  2.50   -.11   1.19 
1977 08   .71  -1.76   -.52 
1977 09 -2.30  -5.57  -3.93 
1977 10 11.53 -17.41 -14.46 
1977 12 14.86 -23.64 -19.25 
1978 01 24.87 -31.37 -28.12 
1978 02 26.96 -34.58 -30.77 
1978 03 21.14 -29.84 -25.49 
1978 04 19.08 -25.92 -22.50 
1978 05 -5.35 -10.08  -7.71 
1978 06   . 4  -2.97  -1.46 
1978 07  1.94   -.50    .72 
1978 08  1.96   -.90    .53 
1978 09 -2.92  -6.23  -4.57 
1978 10 -6.23 -12.43  -9.33 
1978 11 13.70 -21.99 -17.84 
1978 12 22.52 -29.40 -25.96 
1979 01 25.91 -32.70 -29.30 
1979 02 31.34 -37.39 -34.36 
1979 03 26.25 -31.32 -28.78 
1979 04 20.21 -25.31 -22.76 
1979 05 10.12 -14.88 -12.50 
1979 06   .24  -2.42  -1.09 
1979 07  3.49    .37   1.93 
1979 08  1.91   -.26    .82 
1979 09  -.34  -2.68  -1.51 
1979 10 -5.35 -10.37  -7.85 
1979 11 11.40 -16.99 -14.19 
1979 12 17.25 -25.16 -21.20 
1980 01 22.54 -29.82 -26.18 
1980 02 18.52 -27.15 -22.83 
1980 03 17.36 -24.35 -20.85 
1980 04 14.14 -19.44 -16.79 
1980 05 -5.83 -10.28  -8.05 
1980 06  -.67  -3.81  -2.24 
1980 07  2.08   -.47    .80 
1980 08   .56  -2.22   -.83 
1980 09 -2.40  -5.84  -4.12 
1980 10 -9.45 -15.88 -12.66 
1980 11 23.38 -28.84 -26.11 
1980 12 23.07 -29.29 -26.18 
1981 01 23.50 -31.52 -27.51 
1981 02 20.14 -28.71 -24.42 
1981 03 26.26 -32.00 -29.13 
1981 04 18.60 -24.08 -21.34 
1981 05 -6.76 -11.52  -9.14 
1981 06   . 9  -3.17  -1.54 
1981 07  2.05   -.62    .71 
1981 08  1.94  -1.11    .41 
1981 09  -.68  -4.37  -2.52 
1981 10 -5.24 -10.10  -7.67 
1981 11 11.93 -19.73 -15.83 
1981 12 22.95 -29.79 -26.37 
1982 01 26.31 -32.74 -29.52 
1982 02 25.42 -32.06 -28.74 
1982 03 20.12 -28.06 -24.09 
1982 04 17.27 -23.36 -20.31 
1982 05 -7.41 -12.23  -9.82 
1982 06  -.85  -3.57  -2.21 
1982 07  1.25  -1.38    .-6 
1982 08   .68  -2.06   -.68 
1982 09 -3.25  -7.42  -5.33 
1982 10 -9.58 -15.33 -12.45 
1982 11 17.73 -21.99 -19.86 
1982 12 17.54 -23.58 -20.56 
1983 01 18.60 -24.69 -21.64 
1983 02 23.55 -30.64 -27.09 
1983 03 16.44 -22.52 -19.48 
1983 04 17.16 -23.18 -20.17 
1983 05 -8.46 -13.30 -10.88 
1983 06  -.40  -3.82  -2.10 
1983 07  2.04    .-6    .99 
1983 08   .83  -1.30   -.23 
1983 09  -.49  -2.86  -1.67 
1983 10 -6.32 -10.81  -8.56 
1983 11 19.24 -24.98 -22.11 
1983 12 23.56 -29.11 -26.33 
1984 01 12.76 -20.94 -16.85 
1984 02 11.48 -19.52 -15.50 
1984 03 21.26 -30.15 -25.70 
1984 04 18.52 -25.07 -21.79 
1984 05 -5.93 -10.68  -8.30 
1984 07  3.53    .49   2.01 
1984 08  2.39   -.34   1.02 
1984 09   .65  -2.45   -.90 
1984 10 -2.41  -6.19  -4.30 
1984 11 11.26 -16.59 -13.92 
1984 12 11.03 -19.81 -15.42 
1985 01 19.87 -27.89 -23.88 
1985 02 15.94 -24.29 -20.11 
1985 03 18.16 -26.93 -22.54 
1985 04 16.94 -23.17 -20.05 
1985 05 -7.69 -13.34 -10.51 
1985 06   .46  -2.27   -.90 
1985 07  3.24    . 9   1.66 
1985 08  1.32   -.92    .20 
1985 09  -.31  -2.21  -1.26 
1985 10 -5.31 -10.39  -7.85 
1985 11 10.90 -19.21 -15.06 
1985 12 17.65 -22.37 -20.01 
1986 01 22.69 -29.25 -25.97 
1986 02 23.69 -30.48 -27.08 
1986 03 18.83 -27.94 -23.38 
1986 04 18.15 -25.28 -21.71 
1986 05 -5.86  -9.82  -7.84 
1986 06   . 7  -2.60  -1.26 
1986 07  3.70   -.15   1.77 
1986 08  1.46  -1.02    .22 
1986 09 -3.72  -7.54  -5.63 
1986 10 -6.42 -11.86  -9.13 
1986 11 13.43 -19.73 -16.58 
1986 12 23.04 -29.14 -26.09 
1987 01 19.62 -27.06 -23.34 
1987 02 25.85 -32.18 -29.02 
1987 03 23.01 -32.33 -27.67 
1987 04 15.32 -21.55 -18.43 
1987 05 -5.54  -9.63  -7.58 
1987 06  -.71  -3.86  -2.28 
1987 07  1.48   -.70    .39 
1987 08  1.05  -2.02   -.48 
1987 09 -2.46  -7.61  -5.03 
1987 10 12.86 -21.78 -17.32 
1987 11 16.64 -25.37 -21.00 
1987 12 24.35 -30.00 -27.17 
1988 01 22.17 -31.50 -26.83 
1988 02 16.79 -24.12 -20.45 
1988 03 25.55 -32.53 -29.04 
1988 04 22.75 -28.67 -25.71 
1988 05 -5.40  -9.96  -7.68 
1988 06  1.67  -1.67    . 0 
1988 07  1.93   -.51    .71 
1988 08  2.18  -1.04    .56 
1988 09 -4.23  -8.16  -6.19 
1988 10 12.96 -19.36 -16.16 
1988 11 21.86 -26.58 -24.22 
1988 12 24.20 -30.90 -27.55 
1989 01 21.62 -30.95 -26.28 
1989 02 24.54 -31.15 -27.84 
1989 03 21.84 -27.98 -24.91 
1989 04 13.96 -22.73 -18.34 
1989 05 -5.81 -10.10  -7.96 
1989 06  -.10  -3.00  -1.55 
1989 07  1.62   -.65    .48 
1989 08   .90  -1.62   -.36 
1989 09 -1.60  -5.55  -3.57 
1989 10 11.77 -17.54 -14.66 
1989 11 17.12 -24.47 -20.80 
1989 12 21.50 -29.41 -25.45 
1990 01 19.37 -25.13 -22.25 
1990 02 15.03 -21.56 -18.29 
1990 03 19.48 -26.83 -23.15 
1990 04 -9.04 -16.32 -12.68 
1990 05 -6.52 -11.00  -8.76 
1990 06   .78  -1.79   -.50 
1990 07  2.84    .-8   1.38 
1990 08  1.15  -1.12    . 1 
1990 09   .16  -2.54  -1.18 
1990 10 -8.99 -13.31 -11.15 
1990 11 21.57 -26.55 -24.06 
1990 12 23.98 -29.08 -26.53 
1991 01 16.62 -23.78 -20.20 
1991 02 20.85 -29.43 -25.14 
1991 03 15.68 -24.40 -20.04 
1991 04 20.69 -27.28 -23.98 
1991 05 -6.92 -11.35  -9.13 
1991 06   .-4  -3.00  -1.52 
1991 07  2.06   -.20    .92 
1991 08  2.18   -.32    .93 
1991 09  -.36  -2.81  -1.58 
1991 10 12.20 -17.54 -14.87 
1991 11 17.04 -25.20 -21.12 
1991 12 13.97 -22.57 -18.27 
1992 01 22.40 -28.61 -25.50 
1992 02 22.50 -29.41 -25.95 
1992 03 14.86 -23.17 -19.01 
1992 04 15.31 -21.73 -18.52 
1992 05 -4.08  -7.68  -5.88 
1992 06  -.97  -3.99  -2.48 
1992 07  1.05  -1.01    . 2 
1992 08   .40  -1.72   -.66 
1992 09 -1.33  -5.55  -3.44 
1992 10 15.00 -21.18 -18.09 
1992 11 15.23 -22.48 -18.85 
1992 12 21.19 -29.34 -25.26 
1993 01 22.97 -29.81 -26.39 
1993 02 23.31 -29.97 -26.64 
1993 03 24.75 -32.56 -28.65 
1993 04 14.47 -20.65 -17.56 
1993 05 -5.41  -9.43  -7.42 
1993 06  1.53  -1.15    .19 
1993 07  2.11    .-1   1.05 
1993 08  1.39  -1.09    .14 
1994 07  2.28    . 5   1.16 
1994 08  1.10   -.96    . 7 
1994 11 20.00 -27.01 -23.50 
1994 12 13.91 -21.89 -17.90 
1995 01 24.31 -30.68 -27.49 
1995 02 17.95 -24.95 -21.45 
1995 03 18.92 -25.71 -22.31 
1995 04 -7.62 -12.40 -10.01 
1995 05 -5.47  -9.25  -7.35 
1995 06  -.20  -2.57  -1.38 
1995 07  1.87    .-8    .89 
1995 08  1.23   -.56    .33 
1995 09  -.58  -2.91  -1.75 
1995 10 -7.15 -10.27  -8.71 
1995 11 18.01 -23.47 -20.74 
1995 12 22.23 -28.56 -25.39 
1996 01 17.84 -25.96 -21.90 
1996 02 21.52 -30.56 -26.04 
1996 03 15.59 -24.92 -20.25 
1996 04 13.44 -18.95 -16.19 
1996 05 -8.68 -12.59 -10.64 
1996 06 -1.35  -4.61  -2.98 
1996 07  1.45   -.90    .27 
1996 08  1.17  -1.25    .-3 
1996 09 -1.68  -4.67  -3.17 
1996 10 11.66 -16.46 -14.06 
1996 11 -7.21 -13.16 -10.18 
1996 12 23.32 -28.85 -26.08 
1997 01 25.60 -31.99 -28.79 
1997 02 23.88 -29.52 -26.70 
1997 03 13.05 -20.11 -16.58 
1997 04 16.14 -22.46 -19.29 
1997 05 -6.05  -9.85  -7.95 
1997 06   .45  -2.16   -.85 
1997 07  2.28   -.47    .90 
1997 08   .68  -2.16   -.74 
1997 09  -.19  -3.12  -1.65 
1997 10 -8.07 -12.10 -10.08 
1997 11 16.06 -24.36 -20.20 
1997 12 22.73 -29.50 -26.11 
1998 01 21.69 -28.76 -25.22 
1998 02 26.63 -33.09 -29.86 
1998 03 19.25 -26.14 -22.69 
1998 04 15.82 -22.33 -19.07 
1998 05 -8.10 -12.82 -10.46 
1998 06   .81  -2.08   -.64 
1998 08  2.55   -.38   1.08 
1998 09 -2.00  -4.62  -3.31 
1998 10 11.55 -16.84 -14.19 
1999 10 -8.93 -14.51 -11.72 
1999 11 -9.58 -16.36 -12.97 
2000 01 17.66 -23.62 -20.64 
2000 02 17.87 -24.57 -21.22 
2000 03 16.62 -22.13 -19.37 
2000 04 16.31 -22.15 -19.23 
2000 05 -6.45 -10.75  -8.60 
2000 06   .22  -2.64  -1.21 
2000 07  2.31   -.10   1.10 
2000 08  2.87   -.28   1.29 
2000 09 -1.86  -5.04  -3.45 
2000 10 -3.34  -7.56  -5.45 
2000 11 10.04 -16.20 -13.12 
2000 12 14.51 -20.45 -17.48 
2001 01 16.12 -22.52 -19.32 
2001 02 11.92 -21.43 -16.67 
2001 03 21.95 -27.34 -24.64 
2001 04 18.61 -24.73 -21.67 
2001 05 -6.67 -10.84  -8.75 
2001 06   .72  -2.69   -.98 
2001 07  2.06   -.29    .88 
2004 11 17.21 -23.49 -20.35 
2004 12 -9.92 -17.77 -13.84 
2005 01 12.33 -18.83 -15.58 
2005 02 -9.64 -17.17 -13.41 
2005 03 23.69 -29.66 -26.67 
2005 04 17.23 -22.96 -20.09 
2005 05 -5.44 -10.81  -8.12 
2005 06   .72  -2.47   -.87 
2005 07  1.99   -.41    .79 
2005 08  1.51   -.52    .49 
2005 09  -.57  -2.89  -1.73 
2005 10 -7.69 -11.72  -9.70 
2005 11 14.79 -20.37 -17.58 
2005 12 -9.22 -16.28 -12.75 
2006 01 -7.38 -12.54  -9.96 
2006 02 15.54 -21.41 -18.47 
2006 03 19.61 -25.44 -22.52 
2006 04 10.89 -15.74 -13.31 
2006 05 -3.56  -8.01  -5.78 
2006 06   .14  -2.39  -1.12 
2006 07  1.64   -.64    .50 
2006 08  1.24  -1.52   -.13 
2006 09 -1.77  -4.98  -3.38 
2006 10 -9.31 -13.01 -11.16 
2006 11 -6.83 -13.31 -10.07 
2006 12 12.84 -20.96 -16.90 
2007 01 14.72 -21.69 -18.20 
2007 02 17.24 -24.77 -21.00 
2007 03 12.93 -19.64 -16.28 
2007 04 10.00 -16.15 -13.07 
2007 05 -5.73 -10.45  -8.09 
2007 06  -.12  -3.18  -1.65 
2007 07  1.88   -.47    .70 
2007 08  1.63   -.52    .55 
2007 09   . 2  -2.55  -1.26 
2007 10 -3.18  -7.51  -5.34 
2007 11 10.16 -15.75 -12.95 
2007 12 16.66 -23.52 -20.09 
2008 01 14.02 -22.90 -18.45 
2008 02 15.13 -21.93 -18.53 
2008 03 21.19 -27.55 -24.37 
2008 04 13.86 -18.90 -16.37 
2008 05 -8.58 -12.45 -10.51 
2008 06  -.58  -3.47  -2.02 
2008 07  1.62   -.68    .47 
2008 08  1.88   -.24    .82 
2008 09  1.05  -1.32   -.13 
2008 10 -4.54  -8.79  -6.66 
2008 11 12.45 -18.79 -15.62 
2008 12 12.87 -20.16 -16.51 
2009 01 15.26 -20.84 -18.04 
2009 02 17.73 -25.18 -21.45 
2009 03 20.60 -26.83 -23.71 
2009 04 18.91 -25.28 -22.09 
2009 05 -6.54 -11.08  -8.80 
2009 06  -.10  -2.22  -1.16 
2009 07  1.89   -.39    .75 
2009 08  1.25   -.69    .28 
2009 09  -.10  -1.96  -1.03 
2009 10 -1.42  -3.49  -2.45 
2009 11 -5.42  -9.24  -7.33 
2009 12 12.72 -18.85 -15.78 
2010 01 15.80 -25.18 -20.49 
2010 02 17.20 -21.25 -19.23 
2010 03 16.29 -22.07 -19.18 
2010 04 12.27 -17.49 -14.88 
2010 05 -3.68  -7.02  -5.35 
2010 06  -.16  -2.21  -1.18 
2010 07  1.54   -.31    .61 
2011 01 17.00 -23.97 -20.48 
2011 02 15.01 -21.46 -18.23 
2011 03 14.45 -22.33 -18.39 
2011 04 10.39 -16.42 -13.40 
2011 05 -4.86  -8.96  -6.91 
2011 06  1.00  -1.47   -.23 
2011 07  1.96   -.32    .82 
2011 08  2.01   -.44    .78 
2011 09  1.12  -1.56   -.21 
2011 10 -3.05  -6.91  -4.98 
2011 11 -8.52 -13.13 -10.82 
2011 12 -6.52 -12.68  -9.60 
2012 01 -7.13 -13.04 -10.08 
2012 02 -6.62 -12.71  -9.66 
2012 03 10.51 -15.65 -13.08 
2012 04 -9.04 -13.71 -11.37 
2012 05 -5.06  -8.97  -7.01 
2012 06   .60  -1.82   -.61 
2012 07  2.27    .13   1.20 
2012 08  1.82    .23   1.02 
2013 06   .43  -2.35   -.96 
