1971 11  2.62  -4.71  -1.04 
1971 12 -7.07 -17.46 -12.27 
1972 01 -7.49 -18.31 -12.90 
1972 02  -.81 -11.84  -6.32 
1972 03  5.11  -6.16   -.52 
1972 04  4.96  -5.38   -.21 
1972 05 15.32   1.31   8.31 
1972 06 16.48   4.48  10.48 
1972 07 20.95   5.16  13.05 
1972 08 22.98   5.73  14.35 
1972 09 10.60   -.15   5.22 
1972 10  9.39  -4.77   2.31 
1972 11  2.40  -5.18  -1.38 
1972 12 -5.46 -13.42  -9.44 
1973 01 -3.96 -14.35  -9.15 
1973 02  1.07 -10.03  -4.48 
1973 03  4.23  -5.21   -.48 
1973 06 18.39   3.14  10.76 
1973 07 22.93   4.89  13.91 
1973 08 22.15   4.00  13.07 
1973 09 18.09   2.74  10.41 
1973 11 -2.16 -10.79  -6.47 
1973 12   .13  -8.16  -4.01 
1974 01 -3.08 -12.81  -7.94 
1974 02  2.34  -7.20  -2.42 
1974 03  4.05  -6.65  -1.30 
1974 04 10.14  -1.23   4.46 
1974 05 11.79   -.44   5.67 
1974 06 20.46   4.08  12.27 
1974 07 20.20   4.64  12.42 
1974 08 23.06   5.61  14.33 
1974 09 20.11   3.12  11.61 
1974 10 13.35   -.66   6.34 
1974 11  2.25  -5.79  -1.77 
1974 12   .94  -7.65  -3.35 
1975 01 -2.85 -13.14  -7.99 
1975 02 -4.63 -17.02 -10.82 
1975 03  2.11  -9.49  -3.68 
1975 09 99.99   1.50 -99.99 
1975 10  9.26  -2.21   3.52 
1975 11  1.28  -6.81  -2.76 
1976 01  1.63 -10.91  -4.64 
1976 02   .80 -10.72  -4.96 
1976 03  2.41  -8.93  -3.26 
1976 04 10.35  -4.11   3.12 
1976 05 14.28   1.35   7.81 
1976 06 16.62   2.58   9.60 
1976 07 20.64   5.21  12.92 
1976 09 18.79   3.58  11.18 
1976 10 11.32  -1.60   4.85 
1976 11  4.84  -4.85    . 0 
1985 09 14.26   -.26   7.00 
1985 10  8.93  -1.25   3.84 
1985 11 -6.66 -18.36 -12.51 
1985 12 -2.40 -13.95  -8.17 
1986 01  2.06 -99.99 -99.99 
1986 02   .44 -12.58  -6.07 
1986 03  8.62  -2.70   2.96 
1986 04  8.70  -2.50   3.10 
1986 05 15.16   1.43   8.29 
1986 06 20.67   5.00  12.83 
1987 01   .19  -9.55  -4.68 
1987 02  4.71  -6.76  -1.02 
1987 03  7.71  -3.44   2.13 
1987 04 13.52   -.98   6.27 
1987 06 22.16 -99.99 -99.99 
1987 07 22.08 -99.99 -99.99 
1987 09 21.73   3.09  12.41 
1987 10 14.47  -1.10   6.68 
1987 11  5.40  -3.84    .78 
1987 12 -1.59 -11.52  -6.55 
1988 01 -2.11 -12.50  -7.31 
1988 02  3.43  -8.30  -2.43 
1988 03  6.13  -4.31    .91 
1988 10 13.84    .52   7.18 
1988 11  3.22  -4.26   -.52 
1988 12   .46  -8.82  -4.17 
1989 01  -.23 -10.72  -5.47 
1989 02 -4.12 -17.00 -10.56 
1989 03  3.82  -8.57  -2.37 
1989 04 12.87  -2.20   5.33 
1989 06 20.50   5.72  13.11 
1989 07 22.79   5.54  14.16 
1989 08 20.71   5.86  13.28 
1989 09 19.35   2.55  10.95 
1989 10  9.80  -1.33   4.23 
1989 11  4.60  -4.14    .23 
1989 12  1.30  -6.96  -2.83 
1990 05 13.12   2.14   7.63 
1990 06 17.82   5.70  11.76 
1990 07 23.87   7.70  15.78 
1990 08 23.16   7.39  15.27 
1990 10  8.37  -1.55   3.41 
1990 11  3.66  -5.24   -.78 
1991 01 -3.12 -99.99 -99.99 
1991 05 15.71 -99.99 -99.99 
1991 06 17.20   4.05  10.62 
1991 07 23.74   7.57  15.65 
1991 11  3.43  -4.67   -.62 
1992 01  1.67  -6.86  -2.59 
1992 02  5.42  -5.28    . 6 
1992 03 11.70  -3.38   4.16 
1992 04 12.02 -99.99 -99.99 
1992 05 17.24   1.77   9.50 
1992 06 23.17   7.16  15.16 
1992 07 22.31   7.90  15.10 
1992 10 11.13    .26   5.69 
1992 11  1.83  -6.63  -2.40 
1993 01 -5.76 -17.92 -11.84 
1993 02   .39 -13.82  -6.71 
1993 03  6.48  -5.63    .42 
1993 04 10.25  -2.02   4.11 
1993 05 20.39   3.70  12.04 
1993 06 18.12   4.71  11.42 
1993 07 17.66   6.42  12.04 
1993 08 20.39   6.21  13.29 
1993 09 19.70   2.28  10.99 
1993 10 12.03   -.72   5.65 
1993 11   .33  -9.22  -4.44 
1994 01  3.68  -4.96   -.64 
1994 02  -.58 -11.34  -5.96 
1994 03  9.32  -4.31   2.50 
1994 05 16.44   2.28   9.36 
1994 06 18.53   4.15  11.34 
1994 07 25.47   7.52  16.49 
1994 08 22.90   5.89  14.39 
1994 09 21.23   3.83  12.53 
1994 10  9.12  -1.21   3.95 
1994 11   .23  -9.21  -4.49 
1994 12 -2.24 -12.09  -7.16 
1995 01 -1.83 -14.05  -7.94 
1995 02  3.52  -6.00  -1.24 
1995 03  6.19  -7.02   -.41 
1995 05 17.04    .44   8.74 
1995 06 19.23   5.20  12.21 
1995 07 21.32   7.26  14.29 
1995 08 18.23   4.73  11.48 
1995 09 21.67   2.64  12.15 
1995 10  9.26  -1.81   3.72 
1995 11  5.94  -5.41    .26 
1996 01 -4.92 -16.12 -10.52 
1996 02  1.53 -11.48  -4.97 
1996 03  4.87  -6.57   -.85 
1996 04 10.90  -1.48   4.71 
1996 07 24.63   7.05  15.84 
1996 08 23.58   6.70  15.14 
1996 09 15.98   2.40   9.18 
1996 10  9.17  -2.23   3.47 
1996 11  -.45 -10.46  -5.45 
1996 12 -6.24 -99.99 -99.99 
1997 01  -.81 -11.32  -6.06 
1997 02  3.38  -8.12  -2.36 
1997 03  3.65 -99.99 -99.99 
1997 09 18.86   3.78  11.32 
1997 10  9.37   -.34   4.51 
1997 11  4.86  -5.08   -.10 
1998 02  4.09  -6.04   -.97 
1998 03  6.00  -4.06    .97 
1998 04 12.08  -2.85   4.61 
1998 06 19.12   5.76  12.44 
1998 07 26.03   9.52  17.77 
1998 08 25.16   6.90  16.03 
1998 09 21.20   3.97  12.58 
1998 10 11.71   -.94   5.38 
1998 11  3.63  -2.93    .35 
1998 12 -1.44  -8.35  -4.89 
1999 01   .90  -6.83  -2.96 
1999 02  2.18  -7.75  -2.78 
1999 03  5.26  -6.10   -.41 
1999 04 10.60  -3.03   3.78 
1999 05 13.06   -.39   6.33 
1999 09 17.98   1.20   9.59 
1999 10 11.16  -2.32   4.42 
1999 11  5.32  -2.48   1.42 
1999 12   .69  -7.73  -3.52 
2000 01 -1.39 -12.56  -6.97 
2000 02  2.33 -10.33  -3.99 
2000 03  6.61  -4.73    .94 
2000 04 12.18  -2.13   5.02 
2000 05 13.77    .23   7.00 
2000 06 18.82   4.08  11.45 
2000 09 16.62   2.93   9.78 
2000 10 10.58   -.95   4.81 
2000 11   .70  -7.57  -3.43 
2000 12 -3.58 -12.87  -8.22 
2001 01   .84  -8.27  -3.71 
2001 02   .84 -12.32  -5.74 
2001 03  6.63  -5.16    .73 
2001 04  9.68  -2.60   3.54 
2001 05 16.19   1.60   8.89 
2001 06 17.21   2.87  10.04 
2001 07 22.02   6.45  14.23 
2001 09 19.62   3.27  11.45 
2001 10  8.95  -2.23   3.36 
2001 11  5.62  -2.80   1.41 
2001 12 -1.74 -10.18  -5.96 
2002 01  -.44  -9.63  -5.03 
2002 02  1.89  -9.12  -3.61 
2002 03   .92 -11.26  -5.17 
2002 04 10.25  -2.85   3.70 
2002 05 12.95    .52   6.74 
2002 08 22.73   5.02  13.87 
2002 09 16.93   2.11   9.52 
2002 10 11.34  -3.95   3.69 
2002 11  6.15  -4.13   1.01 
2003 02  4.00  -8.80  -2.40 
2003 03  5.63  -5.37    .13 
2003 04 10.28  -1.83   4.22 
2003 05 13.70    .27   6.98 
2003 06 20.82   4.78  12.80 
2003 07 25.61   6.19  15.90 
2003 08 25.21   5.71  15.45 
2003 10 13.00    .19   6.59 
2003 11   .73 -11.78  -5.52 
2003 12  -.68 -11.16  -5.92 
2004 01 -2.34 -12.15  -7.25 
2004 02  3.38  -9.14  -2.88 
2004 03  8.10  -3.90   2.10 
2004 04 14.75  -2.00   6.37 
2004 05 15.29   1.66   8.47 
2004 06 21.97   4.71  13.34 
2004 07 24.97   7.94  16.45 
2004 08 23.90   8.55  16.22 
2004 11  4.35  -3.38    .48 
2004 12   .60  -6.53  -2.96 
2005 01 -1.39 -11.41  -6.40 
2005 02  3.82 -10.64  -3.41 
2005 03  8.24  -2.95   2.64 
2005 04 12.88  -2.70   5.09 
2005 05 17.90   2.13  10.01 
2005 06 17.42   4.77  11.09 
2005 10 10.95    .79   5.87 
