1975 05 24.50 -99.99 -99.99 
1975 12 10.10 -99.99 -99.99 
1976 02  6.32 -99.99 -99.99 
1976 03 12.81 -99.99 -99.99 
1976 04 19.86 -99.99 -99.99 
1976 05 20.07 -99.99 -99.99 
1976 06 25.16 -99.99 -99.99 
1976 08 25.38 -99.99 -99.99 
1976 09 24.37 -99.99 -99.99 
1977 01  8.45 -99.99 -99.99 
1977 02 16.52 -99.99 -99.99 
1977 04 19.54 -99.99 -99.99 
1977 08 28.07 -99.99 -99.99 
1977 09 25.24 -99.99 -99.99 
1977 12 10.22 -99.99 -99.99 
1978 02 13.76 -99.99 -99.99 
1978 04 17.77 -99.99 -99.99 
1978 09 26.22 -99.99 -99.99 
1978 12 11.31 -99.99 -99.99 
1979 01 12.08 -99.99 -99.99 
1979 02 11.43 -99.99 -99.99 
1979 04 18.96 -99.99 -99.99 
1979 07 25.41 -99.99 -99.99 
1982 11 13.23   4.85   9.04 
1982 12 10.18   3.30   6.74 
1983 04 17.04   9.84  13.44 
1983 09 23.07  15.23  19.15 
1984 03 13.80   6.70  10.25 
1984 05 20.52  13.63  17.07 
1993 04 13.28   5.27   9.27 
1993 10 15.80   4.28  10.04 
1994 03  7.12  -1.44   2.84 
1994 04 18.07   7.58  12.82 
1994 08 26.31  17.04  21.68 
1994 12   .11  -5.90  -2.89 
1995 01  1.46  -3.27   -.90 
1995 02  7.19   -.30   3.44 
1995 03 10.07   2.26   6.16 
1995 05 19.69  11.72  15.70 
1995 07 23.07  16.37  19.72 
1995 08 23.85  16.24  20.04 
1996 09 18.32  10.08  14.20 
1996 10 13.04   5.66   9.35 
1998 06 25.63  16.62  21.13 
1998 10 17.21   7.13  12.17 
1998 11  6.03    .66   3.34 
1998 12  4.33  -3.03    .65 
1999 02  6.20  -2.01   2.09 
1999 03  9.30   1.95   5.62 
1999 04 15.24   5.99  10.61 
1999 06 22.69  14.17  18.43 
1999 07 27.52  17.49  22.50 
1999 08 26.87  17.53  22.20 
1999 10 12.98   5.48   9.22 
1999 11  4.73  -2.08   1.32 
2000 01  1.70  -4.98  -1.64 
2000 02  4.33  -2.98    .67 
2000 05 17.20   8.02  12.61 
2000 06 22.48  13.30  17.89 
2000 07 28.82  18.90  23.86 
2000 09 19.28  11.74  15.51 
2000 10 11.44   5.72   8.58 
2000 11  7.54    .14   3.84 
2000 12  6.43  -1.41   2.51 
2001 01  4.21  -3.95    .13 
2001 02  5.37  -2.32   1.52 
2001 04 14.37   6.22  10.29 
2001 05 17.71   9.00  13.36 
2001 06 21.79  13.28  17.53 
2001 07 26.94  17.46  22.20 
2001 08 26.25  16.34  21.29 
2001 09 20.49  12.37  16.43 
2001 10 13.58   4.79   9.18 
2001 11  8.60    .89   4.75 
2001 12  1.96  -3.76   -.90 
2002 01  1.70  -6.26  -2.28 
2002 02  9.17    .78   4.97 
2002 03 10.10   2.60   6.35 
2002 04  9.72   4.23   6.97 
2002 05 17.10   9.01  13.05 
2002 07 26.08  17.26  21.67 
2002 08 22.66  15.68  19.17 
2002 09 22.07  14.08  18.07 
2002 11 11.59   2.35   6.97 
2002 12 -2.43  -9.72  -6.08 
2003 01  3.39  -2.74    .32 
2003 03  3.44  -2.94    .25 
2003 05 21.49  11.75  16.61 
2003 06 21.27  12.17  16.72 
2003 07 22.42  16.10  19.26 
2003 08 25.45  16.29  20.87 
2003 09 18.20  11.84  15.02 
2003 10 15.72   8.59  12.15 
2003 11  7.17   1.73   4.44 
2003 12  3.39  -3.72   -.16 
2004 01  3.66  -4.03   -.18 
2004 02  5.36  -2.39   1.48 
2004 03  8.85    .98   4.92 
2004 04 13.90   4.57   9.23 
2004 05 17.91  10.25  14.08 
2004 06 21.40  13.43  17.41 
2004 07 24.12  15.67  19.89 
2004 09 21.60  11.43  16.51 
2004 10 15.28   6.57  10.92 
2004 11  9.33   1.30   5.31 
2004 12  2.93  -4.52   -.79 
2005 01  2.63  -2.31    .16 
2005 02  1.61  -5.87  -2.12 
2005 04 14.82   5.94  10.38 
2005 05 20.08  11.40  15.74 
2005 06 21.10  13.04  17.07 
2005 07 25.63  17.44  21.53 
2005 08 25.19  16.79  20.99 
2005 09 21.06  12.88  16.96 
2005 10 12.23   6.30   9.26 
2005 11  7.81   2.44   5.12 
2005 12  5.44   -.37   2.53 
2006 02  2.43  -4.84  -1.20 
2006 03  9.85   1.08   5.46 
2006 04 13.79   6.39  10.09 
2006 05 17.64  10.33  13.98 
2006 06 24.77  16.77  20.77 
2006 07 22.96  15.87  19.41 
2006 08 30.47  19.56  25.01 
2006 09 21.46  11.97  16.71 
2006 10 15.82   7.57  11.69 
2006 11  7.57   -.19   3.69 
2006 12  3.79  -3.95    .-8 
2007 01  6.40  -1.91   2.24 
2007 02  3.42  -5.10   -.83 
2007 03  5.32    .-9   2.61 
2007 04 10.10   3.37   6.74 
2007 05 23.83  12.75  18.29 
2007 06 23.60  15.15  19.37 
2007 07 26.83  17.45  22.14 
2007 08 28.39  18.11  23.25 
2007 09 24.88  14.63  19.75 
2008 08 27.71  18.00  22.85 
2008 09 19.54  12.30  15.92 
2008 10 14.24   7.27  10.75 
2008 11 10.86   1.79   6.32 
2008 12   .93  -5.52  -2.29 
2009 01  3.91  -4.57   -.33 
2009 02  5.92   -.73   2.59 
2009 03  9.27   1.15   5.21 
2009 04 11.53   2.46   6.99 
2009 05 16.86  10.31  13.58 
2010 07 30.60 -99.99 -99.99 
2010 08 34.02 -99.99 -99.99 
2010 11 22.16   6.76  14.46 
2010 12 19.04 -99.99 -99.99 
2011 07 30.10 -99.99 -99.99 
2011 08 29.40 -99.99 -99.99 
2012 07 31.09 -99.99 -99.99 
2012 09 27.99  16.23  22.11 
2013 06 27.55 -99.99 -99.99 
2013 07 26.02  19.62  22.82 
2013 08 28.44  19.78  24.11 
2013 09 23.51  14.90  19.20 
2013 10 20.98   8.66  14.82 
2013 12  9.97   -.42   4.77 
2014 01 12.07 -99.99 -99.99 
2014 02 14.00 -99.99 -99.99 
2014 03 16.79 -99.99 -99.99 
2014 04 21.11 -99.99 -99.99 
2014 05 24.43 -99.99 -99.99 
