1937 01 -5.93 -99.99 -99.99 
1937 03  8.02 -99.99 -99.99 
1937 04 11.73   3.54   7.63 
1937 06 25.38 -99.99 -99.99 
1937 07 26.09 -99.99 -99.99 
1937 08 23.25 -99.99 -99.99 
1937 09 22.52  11.73  17.12 
1937 10 12.30 -99.99 -99.99 
1937 11  5.74 -99.99 -99.99 
1951 05 20.59 -99.99 -99.99 
1951 06 24.30 -99.99 -99.99 
1981 08 22.26 -99.99 -99.99 
1982 03  5.57 -99.99 -99.99 
1982 11  7.28 -99.99 -99.99 
1982 12  3.49 -99.99 -99.99 
1983 01  4.78 -99.99 -99.99 
1983 02   .74 -99.99 -99.99 
1983 03  9.02 -99.99 -99.99 
1983 04 15.40 -99.99 -99.99 
1983 05 20.45 -99.99 -99.99 
1983 06 20.98 -99.99 -99.99 
1983 07 22.20 -99.99 -99.99 
1983 08 22.24 -99.99 -99.99 
1983 09 20.68 -99.99 -99.99 
1983 10 13.67 -99.99 -99.99 
1983 11  5.94 -99.99 -99.99 
1983 12  -.93 -99.99 -99.99 
1984 08 99.99  10.59 -99.99 
1984 12 -1.19  -4.94  -3.06 
1985 01 -6.17 -14.36 -10.26 
1985 02 -6.21 -13.52  -9.86 
1985 03  2.71  -3.25   -.26 
1985 04 14.07   4.29   9.18 
1985 05 20.35   9.75  15.05 
1985 06 19.56  10.57  15.06 
1985 07 22.58  12.86  17.71 
1985 08 24.65  13.63  19.14 
1985 09 17.52   7.95  12.73 
1985 10 11.02   2.88   6.95 
1985 11  3.20  -2.84    .18 
1985 12  3.99  -2.19    .90 
1986 01   .-6  -6.14  -3.10 
1986 02 -4.25 -10.32  -7.28 
1986 03  5.02  -2.50   1.26 
1986 04 15.84   4.38  10.11 
1986 06 21.03  12.95  16.99 
1986 07 21.82  12.18  17.00 
1986 08 24.57  13.72  19.14 
1986 09 19.02   8.74  13.88 
1986 10 13.00   2.56   7.78 
1987 03   .51  -8.84  -4.16 
1987 05 16.59   7.65  12.12 
1987 06 21.69  11.68  16.68 
1987 07 25.70  14.17  19.93 
1987 08 19.87  10.58  15.22 
1987 09 20.16   9.21  14.68 
1987 10 11.26   3.66   7.46 
1987 11  6.06   1.66   3.86 
1988 02  2.62  -4.13   -.75 
1988 03  5.41   -.88   2.26 
1988 04 12.05   2.29   7.17 
1988 05 18.91   9.03  13.96 
1988 06 20.28  12.58  16.43 
1988 07 24.40  15.07  19.73 
1988 08 22.69  13.07  17.88 
1988 09 17.70  10.58  14.14 
1988 10 12.55   1.41   6.98 
1988 11  1.90  -5.39  -1.74 
1988 12  1.72  -2.94   -.61 
1989 02  7.19   -.85   3.17 
1989 03  9.99    . 9   5.04 
1989 05 18.21   8.47  13.35 
1989 07 23.05  12.52  17.78 
1989 09 18.01   9.20  13.60 
1989 10 14.38   5.85  10.11 
1989 11  5.47  -1.29   2.08 
1989 12  4.71  -1.61   1.55 
1990 02  7.52   -.88   3.32 
1990 03 12.10   1.78   6.94 
1990 04 13.51   3.97   8.74 
1990 05 18.79   7.90  13.35 
1990 06 21.44  11.07  16.25 
1990 07 22.92  12.51  17.71 
1990 11  7.76   2.28   5.02 
1990 12   .12  -3.31  -1.59 
1991 01  2.33  -3.86   -.76 
1991 02  -.92  -7.36  -4.14 
1991 03  6.97    .22   3.59 
1991 04 11.71   3.26   7.48 
1991 05 14.49   7.43  10.96 
1991 06 21.11  12.05  16.58 
1991 07 23.30  14.74  19.02 
1991 09 18.28   8.62  13.45 
1992 06 21.90  11.61  16.75 
1992 07 24.69  13.25  18.97 
1992 08 27.41  15.04  21.22 
1992 09 17.45   7.53  12.49 
1992 10 12.18   3.55   7.86 
1992 11  6.91    .90   3.90 
1992 12  -.23  -5.23  -2.73 
1993 01  2.70  -5.97  -1.63 
1993 02  1.79  -6.07  -2.14 
1993 03  4.44  -4.10    .17 
1993 05 20.96   9.35  15.15 
1993 06 20.73  10.76  15.74 
1993 07 21.70  12.50  17.10 
1993 08 20.84  11.73  16.28 
1993 09 16.99   7.62  12.30 
1993 10 13.47   5.82   9.64 
1993 11  -.18  -6.38  -3.28 
1993 12  4.42  -2.33   1.04 
1994 02   .12  -6.40  -3.14 
1994 04 14.53   4.46   9.49 
1994 06 20.94  10.93  15.93 
1994 08 24.88  13.55  19.21 
1994 09 22.50  12.05  17.27 
1994 10 11.85   3.07   7.46 
1995 09 18.07   9.24  13.65 
1995 10 14.05   3.72   8.88 
1995 11  1.25  -6.16  -2.45 
1996 08 22.31  13.02  17.66 
1996 10 11.70   4.35   8.02 
1998 06 23.23  13.24  18.23 
1998 11   .19  -4.03  -1.92 
1999 08 22.23  12.87  17.54 
1999 11  5.68  -2.61   1.53 
2000 01 -1.70  -6.79  -4.24 
2000 03  7.30  -1.21   3.04 
2000 04 18.94   7.22  13.08 
2000 05 22.27   8.01  15.14 
2000 06 24.08  11.15  17.61 
2000 07 24.57  13.69  19.12 
2000 08 26.17  13.59  19.88 
2000 09 18.86   8.13  13.49 
2000 10 16.32   4.61  10.46 
2000 11 10.45   5.47   7.96 
2001 01  2.42  -3.45   -.51 
2001 02  2.08  -4.19  -1.05 
2001 03  9.63    .39   5.01 
2001 04 15.98   4.57  10.27 
2001 05 20.39   8.68  14.53 
2001 06 21.52  12.25  16.88 
2001 07 27.78  16.89  22.33 
2001 08 26.45  14.61  20.53 
2001 09 18.51   9.99  14.25 
2001 10 15.69 -99.99 -99.99 
2001 11  4.84  -1.37   1.73 
2001 12 -3.60 -11.34  -7.47 
2002 04 99.99   4.08 -99.99 
2002 09 99.99   9.51 -99.99 
2002 10 99.99   4.67 -99.99 
2002 11 99.99   2.33 -99.99 
2003 01   .31  -6.36  -3.02 
2003 02 99.99 -10.98 -99.99 
2003 03  4.04  -2.68    .67 
2003 04 13.52   1.87   7.69 
2003 05 26.41  12.88  19.64 
2003 06 25.19  11.77  18.48 
2003 07 25.59  15.72  20.65 
2003 08 26.08  12.80  19.44 
2003 09 20.37   8.00  14.18 
2003 10 11.50   3.55   7.52 
2003 11  7.18   2.55   4.86 
2003 12  2.00  -3.18   -.59 
2004 02  2.36  -3.91   -.77 
2004 03  8.66    .58   4.62 
2004 04 15.39   2.74   9.06 
2005 02 99.99  -8.71 -99.99 
2005 03 99.99  -3.72 -99.99 
2005 12 99.99  -2.72 -99.99 
2006 06 99.99  12.51 -99.99 
2007 02 99.99  -2.91 -99.99 
2012 09 23.98 -99.99 -99.99 
