1971 10  9.78  -4.07   2.85 
1971 11  3.03 -10.78  -3.87 
1971 12 -3.30 -16.11  -9.70 
1972 01 -3.12 -15.58  -9.35 
1972 02  1.04 -12.59  -5.77 
1972 03  6.99  -7.39   -.20 
1972 04  8.80  -4.42   2.18 
1972 05 17.60   -.83   8.38 
1972 06 22.07   4.29  13.18 
1972 07 26.51   4.31  15.41 
1972 08 27.16   5.04  16.10 
1972 09 17.79   -.83   8.48 
1972 10 12.56  -2.89   4.83 
1972 11  2.66 -11.10  -4.22 
1973 01 -3.07 -18.87 -10.97 
1973 03  6.22 -13.37  -3.57 
1973 04  8.39  -7.59    .40 
1973 07 26.70   5.39  16.04 
1973 08 26.51   3.89  15.20 
1973 09 20.64 -99.99 -99.99 
1973 10 14.92  -3.36   5.78 
1974 02  2.28 -17.39  -7.55 
1974 04 10.07  -4.17   2.94 
1974 05 18.06  -1.04   8.51 
1974 06 25.82   2.93  14.37 
1974 07 29.15 -99.99 -99.99 
1974 08 27.07    .16  13.61 
1974 09 23.97 -99.99 -99.99 
1974 11  7.36 -99.99 -99.99 
1975 09 21.48  -1.98   9.75 
1975 10 11.83  -2.94   4.44 
1975 11  2.86 -99.99 -99.99 
1975 12   .50 -12.63  -6.06 
1976 01 -2.34 -14.60  -8.47 
1976 02   .81 -16.26  -7.72 
1976 03  1.30 -17.68  -8.19 
1976 04  7.95  -5.28   1.33 
1976 05 16.54    .90   8.72 
1976 07 26.61   6.26  16.43 
1976 08 23.55   3.97  13.75 
1976 09 21.63    .80  11.21 
1976 10 13.52  -7.25   3.13 
1976 11  7.50  -9.95  -1.22 
1976 12  2.24 -17.18  -7.47 
1977 01 -2.54 -19.20 -10.87 
1977 02  2.69 -17.25  -7.28 
1977 03  2.54 -12.95  -5.20 
1977 04 13.32  -4.28   4.51 
1977 05 13.09    . 0   6.54 
1977 06 24.40   5.05  14.72 
1977 07 25.37   6.67  16.02 
1977 08 24.35   5.57  14.96 
1977 09 20.07   1.71  10.89 
1977 10 14.62  -3.60   5.51 
1977 11  3.64  -7.95  -2.15 
1977 12   .33 -10.13  -4.90 
1978 01  -.38 -11.58  -5.98 
1978 02  1.65 -11.47  -4.91 
1978 05 13.26   -.94   6.16 
1978 06 20.31   2.52  11.41 
1978 07 25.97   5.15  15.56 
1978 08 23.39   4.65  14.02 
1978 09 18.54   1.60  10.07 
1978 10 16.18  -6.69   4.74 
1978 11  3.17 -12.84  -4.83 
1978 12 -5.39 -20.44 -12.91 
1979 01 -8.12 -23.59 -15.85 
1979 02   .51 -12.35  -5.92 
1979 05 16.11    .71   8.41 
1979 06 21.50   3.58  12.54 
1979 07 26.66   6.60  16.62 
1979 08 25.21   6.46  15.83 
1979 09 23.27   1.04  12.16 
1979 10 15.76  -3.14   6.31 
1979 11  2.23 -11.03  -4.39 
1979 12  2.32 -12.27  -4.97 
1980 01 -2.44 -13.39  -7.91 
1980 02  3.39  -9.67  -3.14 
1980 03  4.29  -8.78  -2.24 
1980 04 11.94  -4.46   3.73 
1980 05 14.88   2.42   8.64 
1980 06 22.38   4.48  13.43 
1980 07 27.95 -99.99 -99.99 
1980 08 24.93   5.29  15.11 
1980 09 21.49   2.91  12.20 
1980 10 15.35  -3.05   6.15 
1980 11  7.03  -7.33   -.14 
1980 12  2.40 -10.94  -4.26 
1981 01  3.50 -11.32  -3.91 
1981 02  3.83 -11.90  -4.03 
1981 03  8.01  -5.98   1.01 
1981 04 12.98  -1.40   5.79 
1981 05 15.97   1.39   8.68 
1981 06 21.52   5.96  13.74 
1981 07 28.70   6.41  17.55 
1981 08 29.63   6.90  18.26 
1981 09 24.54   2.19  13.36 
1981 10 12.30  -2.00   5.15 
1981 11  6.61  -5.81    .40 
1981 12   .26  -9.05  -4.39 
1982 01 -3.44 -15.11  -9.27 
1982 02 -1.02 -16.00  -8.51 
1982 03  4.96  -6.93   -.98 
1982 04 99.99  -8.97 -99.99 
1982 05 99.99  -2.08 -99.99 
1982 06 21.05   4.52  12.78 
1982 07 25.48   7.36  16.42 
1982 08 27.34   7.34  17.34 
1982 09 19.21   3.58  11.40 
1982 10 10.88  -2.23   4.32 
1982 11  2.59  -9.72  -3.56 
1982 12 -2.06 -12.92  -7.49 
1983 01   .12 -10.68  -5.28 
1983 02  1.30 -12.30  -5.50 
1983 03  5.25  -5.61   -.18 
1983 04  8.16  -5.63   1.26 
1983 05 15.29    .27   7.78 
1983 06 20.53   3.97  12.25 
1983 07 26.05   6.25  16.15 
1983 08 27.22   9.51  18.36 
1983 09 21.76   3.05  12.40 
1983 10 15.67   -.44   7.61 
1983 11  3.81  -5.39   -.79 
1983 12 -2.98 -13.74  -8.35 
1984 01 -3.48 -16.57 -10.02 
1984 02 -1.52 -18.18  -9.85 
1984 03  4.32 -10.10  -2.89 
1984 04  9.68  -6.40   1.64 
1984 05 16.45   1.24   8.84 
1984 06 19.92   3.88  11.90 
1984 09 19.82   1.29  10.55 
1984 10  9.89  -3.85   3.02 
1984 11  3.68  -7.14  -1.72 
1985 01 -4.67 -19.54 -12.10 
1985 05 19.60   2.21  10.90 
1985 06 23.79   4.71  14.25 
1985 07 28.85   8.89  18.87 
1985 08 26.48   4.89  15.68 
1985 09 18.06   1.03   9.54 
1985 10 12.64  -3.57   4.53 
1986 02   .73  -8.37  -3.82 
1986 06 25.54   6.64  16.09 
1986 08 28.10   7.28  17.69 
1986 10 13.64  -1.59   6.02 
1987 01 -4.71 -16.28 -10.49 
1987 05 18.19   3.48  10.83 
1987 07 25.60   7.27  16.43 
1987 08 26.78 -99.99 -99.99 
1987 09 24.24    .62  12.43 
1987 10 17.75 -99.99 -99.99 
2004 07 25.36 -99.99 -99.99 
2004 08 23.72 -99.99 -99.99 
2004 09 18.93 -99.99 -99.99 
2004 10 11.94 -99.99 -99.99 
2004 11  3.40 -99.99 -99.99 
2004 12  -.42 -10.84  -5.63 
2005 02 -2.50 -19.27 -10.88 
2005 03  3.32 -10.36  -3.52 
2005 04 10.66  -3.08   3.79 
2005 06 18.58   2.56  10.57 
2006 01 -1.42 -12.31  -6.86 
2006 02 -1.71 -15.96  -8.83 
2006 03  4.23 -99.99 -99.99 
2006 04 11.38  -3.31   4.03 
2006 05 19.01    .38   9.69 
2006 06 24.11   3.84  13.97 
2006 07 28.35   7.57  17.96 
2006 08 25.69   3.81  14.75 
2006 10 11.67  -3.60   4.03 
2006 11  4.10  -8.22  -2.06 
2006 12 -1.16 -14.79  -7.97 
2007 01 -5.57 -22.44 -14.00 
2007 02  1.85 -11.49  -4.81 
2007 03  7.28  -6.95    .16 
2007 04 12.28  -3.06   4.60 
2007 06 23.12   2.27  12.69 
2007 08 26.58   7.16  16.86 
2007 09 19.12    .50   9.81 
2007 11  5.80  -8.70  -1.44 
2008 01 -4.98 -16.56 -10.77 
