1979 12 -3.78 -10.84  -7.31 
1980 04  6.53  -1.05   2.73 
1980 08 15.79   5.78  10.78 
1980 09 11.66   3.84   7.75 
1980 10  5.81    .44   3.12 
1980 11  1.72  -1.39    .16 
1980 12 -7.08 -99.99 -99.99 
1981 03  3.55   -.15   1.70 
1981 04  7.70 -99.99 -99.99 
1981 05 13.03   2.76   7.89 
1981 06 17.21   3.79  10.50 
1981 07 17.45   8.97  13.21 
1981 08 18.59   4.98  11.78 
1981 09 12.24   3.04   7.64 
1981 10  6.69   -.55   3.07 
1981 12  1.20  -6.46  -2.63 
1982 01 -3.61  -9.81  -6.71 
1982 02  3.11  -3.44   -.16 
1982 03  1.67  -4.84  -1.58 
1982 04  4.19  -3.90    .14 
1982 05  9.58   -.60   4.48 
1982 06 14.50   4.19   9.34 
1982 07 16.70   7.43  12.07 
1982 08 18.56   5.31  11.93 
1982 09 13.52 -99.99 -99.99 
1982 11  1.87  -3.12   -.62 
1982 12  1.20  -2.67   -.73 
1983 01 -2.39  -7.84  -5.11 
1983 02   .45  -4.91  -2.23 
1983 03  3.78  -3.17    .30 
1983 04  6.17  -3.12   1.52 
1983 05 12.45    .49   6.47 
1983 06 16.15   2.59   9.37 
1983 07 18.29   6.09  12.19 
1983 08 20.12   6.16  13.14 
1983 09 13.77   1.69   7.73 
1983 10  6.50  -1.27   2.61 
1983 11  3.00  -2.65    .17 
1983 12   .88  -5.51  -2.31 
1984 01  -.29  -6.87  -3.58 
1984 02   .-6  -8.18  -4.12 
1984 03  4.80  -1.90   1.45 
1984 04  4.87  -1.24   1.81 
1984 05 13.33   1.22   7.27 
1984 06 19.29   5.91  12.60 
1984 07 20.09   7.40  13.74 
1984 08 20.45   9.43  14.94 
1984 09 14.04   3.53   8.78 
1984 10  6.61    .50   3.55 
1984 11  2.28  -2.67   -.19 
1984 12  1.50  -2.24   -.37 
1985 01  3.09    . 8   1.58 
1985 02 -2.29  -7.69  -4.98 
1985 03  1.71  -3.28   -.78 
1985 05  9.27   -.27   4.50 
1985 06 13.99   3.27   8.63 
1985 07 17.62   7.97  12.79 
1985 08 16.35   7.26  11.80 
1985 09 12.52   4.78   8.65 
1985 10  3.50  -2.15    .67 
1985 11   .40  -7.07  -3.33 
1985 12  3.52  -1.24   1.14 
1986 01  1.26  -2.70   -.72 
1986 02 -1.25  -7.08  -4.16 
1986 03   .55  -6.56  -3.00 
1986 04  3.66  -4.34   -.34 
1986 05 11.01   -.36   5.32 
1986 06 13.63   6.05   9.84 
1986 07 19.08   6.43  12.75 
1986 08 14.97   5.83  10.40 
1986 09 12.56   4.53   8.54 
1986 10  6.27   1.19   3.73 
1986 11  2.66  -2.98   -.15 
1986 12 99.99  -1.68 -99.99 
1987 01   .79  -3.71  -1.46 
1987 02  1.17  -2.34   -.58 
1987 03  2.08  -4.15  -1.03 
1987 04  5.69  -1.62   2.03 
1987 05 11.17   2.07   6.62 
1987 09 10.94   4.31   7.62 
1987 10  6.53   1.44   3.98 
1987 11   .88  -2.63   -.87 
1987 12 -1.47  -7.16  -4.31 
1988 01  -.45  -4.71  -2.58 
1988 02  1.16  -3.24  -1.03 
1988 03  2.68  -1.34    .67 
1988 04  4.46  -1.34   1.56 
1988 05 11.23   1.14   6.18 
1988 06 99.99   5.32 -99.99 
1988 09 10.80   4.15   7.47 
1988 10  5.13 -99.99 -99.99 
1988 11  -.47  -5.06  -2.76 
1988 12  -.64  -6.35  -3.49 
1989 01 -6.97 -13.11 -10.04 
1989 03  1.14  -6.30  -2.58 
1989 06 14.96   5.56  10.26 
1989 07 19.39   7.82  13.60 
1989 09 13.07   7.53  10.30 
1989 10  5.63    .90   3.26 
1989 11  -.75  -5.50  -3.12 
1989 12   .36  -3.61  -1.62 
1990 01 -1.75  -7.09  -4.42 
1990 02 -4.03 -11.99  -8.01 
1990 04  7.91   -.86   3.52 
1990 05 12.64   2.68   7.66 
1990 06 18.27   7.01  12.64 
1990 07 17.18   8.34  12.76 
1990 08 17.43   9.18  13.31 
1990 09 11.83   5.46   8.64 
1990 10  4.23   -.62   1.80 
1990 11 -3.02  -7.95  -5.48 
1990 12  -.79  -6.85  -3.82 
1991 01 -1.63  -7.51  -4.57 
1991 02  -.92  -6.95  -3.93 
1991 03  1.73  -4.86  -1.56 
1991 04  5.84   -.51   2.66 
1991 05 10.91   1.44   6.17 
1991 06 16.34   4.65  10.49 
1991 08 16.33   5.29  10.81 
1991 09 13.03   6.09   9.55 
1991 10  7.10    . 6   3.58 
1991 11  2.97  -2.05    .46 
1991 12  -.34  -5.44  -2.89 
1992 01  -.15  -4.31  -2.23 
1992 02 -1.92  -7.24  -4.58 
1992 03  1.03  -4.91  -1.94 
1992 04  6.41  -2.51   1.95 
1992 05 11.87    .19   6.03 
1992 06 17.04   5.93  11.49 
1992 07 18.01   8.83  13.42 
1992 08 15.84   8.66  12.25 
1992 09 10.84   1.96   6.40 
1992 10  4.76   -.63   2.06 
1992 12 -1.34  -6.67  -4.00 
1993 01 -1.09  -7.12  -4.10 
1993 02   . 7  -5.56  -2.74 
1993 03  2.86  -2.25    .30 
1993 04  7.90    .12   4.01 
1993 05 14.27   3.36   8.81 
1993 06 17.46   5.50  11.48 
1993 07 19.57   8.70  14.13 
1993 08 18.39   9.29  13.84 
1993 09 13.13   5.02   9.07 
1993 10  7.04   1.27   4.15 
1993 11  2.77  -2.94    .-8 
1993 12  1.60  -2.48   -.44 
1994 01   .55  -3.30  -1.37 
1994 02 -1.81  -6.74  -4.27 
1994 03  1.26  -5.11  -1.92 
1994 04  8.22   -.97   3.62 
1994 05 10.86   2.70   6.78 
1994 06 17.02   6.21  11.61 
1994 07 18.17   8.29  13.23 
1994 08 19.76   9.03  14.39 
1994 09 12.43   4.65   8.54 
1994 10  5.10    . 4   2.57 
1994 11   .35  -5.97  -2.81 
1994 12  -.80  -7.81  -4.30 
1995 01  -.52  -6.32  -3.42 
1995 02  -.48  -6.12  -3.30 
1995 03 99.99  -8.89 -99.99 
1995 04  7.22   -.23   3.49 
1995 05 11.81   2.40   7.10 
1995 06 17.11   6.16  11.63 
1995 07 18.39   8.81  13.60 
1995 09 13.41   7.72  10.56 
1995 10  6.87    .93   3.90 
1995 11   .10  -5.39  -2.64 
1995 12   .42  -3.86  -1.71 
1996 01 -4.78 -10.76  -7.77 
1996 02  -.28  -7.99  -4.13 
1996 03  4.50  -2.33   1.08 
1996 04  6.51  -1.77   2.37 
1996 05 15.19   1.28   8.23 
1996 06 16.41   4.56  10.48 
1996 07 19.12   7.39  13.25 
1996 08 17.79   6.65  12.22 
1996 09 11.54   2.34   6.94 
1996 10  2.57  -4.42   -.92 
1996 11  -.27  -4.73  -2.50 
1996 12 -3.65 -10.12  -6.88 
1997 01 -2.58  -8.24  -5.41 
1997 02  2.68   -.78    .95 
1997 03  2.30  -6.29  -1.99 
1997 04  7.21  -1.62   2.79 
1997 05 15.48   1.08   8.28 
1997 06 18.59   5.02  11.80 
1997 07 19.50   8.60  14.05 
1997 08 19.29   7.68  13.49 
1997 09 13.07   5.27   9.17 
1997 10  4.55  -1.98   1.28 
1997 11  2.67  -2.24    .21 
1997 12 -1.87  -9.47  -5.67 
1998 01 -2.15  -7.95  -5.05 
1998 02  1.77  -1.88    .-5 
1998 04  5.77   -.40   2.68 
1998 05 10.51    .87   5.69 
1999 06 15.91   3.47   9.68 
1999 07 19.43   7.39  13.41 
1999 08 16.35   7.83  12.09 
1999 09 11.97   4.54   8.25 
1999 10  4.44  -1.70   1.37 
1999 11   .15  -5.26  -2.55 
1999 12  -.52  -8.66  -4.59 
2000 01 -3.60 -10.24  -6.92 
2000 02  1.30  -3.54  -1.12 
2000 03  2.79  -3.06   -.13 
2000 04  6.35  -2.49   1.93 
2000 05 12.24    .-2   6.10 
2000 06 16.49   4.69  10.59 
2000 07 18.12   8.31  13.21 
2000 08 18.37   6.45  12.41 
2000 09 12.35   4.06   8.20 
2000 10  5.64    . 7   2.85 
2000 12  2.64  -1.95    .34 
2001 01  1.13  -2.28   -.57 
2001 02  1.04  -3.81  -1.38 
2001 03  2.30  -3.35   -.52 
2001 04  6.82  -1.64   2.59 
2001 05 11.40    .-2   5.68 
2001 06 18.75   5.49  12.12 
2001 07 17.04   8.47  12.76 
2001 08 17.33   8.51  12.92 
2001 09 12.49   5.14   8.81 
2001 10  4.42  -2.17   1.12 
2001 11 -1.15  -5.72  -3.43 
2001 12 -3.96 -11.11  -7.53 
2002 01  -.21  -4.23  -2.22 
2002 02   .18  -5.38  -2.60 
2002 03  1.51  -6.91  -2.69 
2002 04  5.86  -4.69    .58 
2003 05 12.35    .76   6.55 
2003 06 14.71   5.76  10.23 
2003 11  1.32  -3.65  -1.16 
