1994 02 -7.86 -99.99 -99.99 
1994 03  1.11 -99.99 -99.99 
1994 04 11.47 -99.99 -99.99 
1994 05 15.20 -99.99 -99.99 
1994 06 18.23   8.05  13.14 
1994 07 26.08 -99.99 -99.99 
1994 08 20.56 -99.99 -99.99 
1994 09 15.53 -99.99 -99.99 
1994 11  2.46 -99.99 -99.99 
1995 03  2.86 -99.99 -99.99 
1995 04  9.64 -99.99 -99.99 
1995 06 22.78 -99.99 -99.99 
1995 07 21.09 -99.99 -99.99 
1995 08 21.49   9.21  15.35 
1996 01 -5.34 -99.99 -99.99 
1996 02 -6.96 -99.99 -99.99 
1996 03  2.17 -99.99 -99.99 
1996 04 11.41  -1.66   4.87 
1996 05 16.39 -99.99 -99.99 
1996 06 19.52   7.76  13.64 
1996 07 20.04 -99.99 -99.99 
1996 08 24.05  10.22  17.14 
1996 09 14.06   3.66   8.86 
1996 10  9.96 -99.99 -99.99 
1997 02   .28 -99.99 -99.99 
1997 03  3.28 -99.99 -99.99 
1997 04  7.02 -99.99 -99.99 
1997 05 13.59   2.76   8.17 
1997 06 21.52 -99.99 -99.99 
1997 07 23.65 -99.99 -99.99 
1997 08 25.39  10.86  18.12 
1997 09 15.42 -99.99 -99.99 
1998 03  1.87 -99.99 -99.99 
1998 04 10.22 -99.99 -99.99 
1998 08 18.10 -99.99 -99.99 
1998 09 16.31 -99.99 -99.99 
1998 10  9.22 -99.99 -99.99 
1999 04 12.08 -99.99 -99.99 
1999 06 24.86 -99.99 -99.99 
1999 07 24.64 -99.99 -99.99 
1999 08 21.44 -99.99 -99.99 
1999 09 18.35 -99.99 -99.99 
1999 10  8.59 -99.99 -99.99 
2000 03  3.22 -99.99 -99.99 
2000 04 14.72 -99.99 -99.99 
2000 05 17.04   4.34  10.69 
2000 06 19.53 -99.99 -99.99 
2000 07 21.15 -99.99 -99.99 
2000 08 20.18 -99.99 -99.99 
2000 09 16.12 -99.99 -99.99 
2000 10 12.14 -99.99 -99.99 
2001 03  1.05 -99.99 -99.99 
2001 04 11.96 -99.99 -99.99 
2001 05 15.68 -99.99 -99.99 
2001 06 19.21 -99.99 -99.99 
2001 07 26.26 -99.99 -99.99 
2001 08 21.60 -99.99 -99.99 
2001 09 15.94 -99.99 -99.99 
2001 10 10.70 -99.99 -99.99 
2002 02  2.91 -99.99 -99.99 
2002 03  5.76 -99.99 -99.99 
2002 04 12.12   -.18   5.97 
2002 05 19.87 -99.99 -99.99 
2002 06 21.31   9.81  15.56 
2002 07 24.11  13.11  18.61 
2002 08 25.12  10.60  17.86 
2002 09 16.15 -99.99 -99.99 
2002 10  3.93 -99.99 -99.99 
2003 02 -2.98 -99.99 -99.99 
2003 03  4.64 -99.99 -99.99 
2003 04  8.60 -99.99 -99.99 
2003 05 16.92 -99.99 -99.99 
2003 06 18.58   7.98  13.28 
2003 07 24.84  14.59  19.71 
2003 08 20.29 -99.99 -99.99 
2003 09 16.64 -99.99 -99.99 
2003 10  7.81 -99.99 -99.99 
2004 03  3.71 -99.99 -99.99 
2004 04 12.22   -.49   5.86 
2004 05 15.94 -99.99 -99.99 
2004 06 18.64   7.50  13.07 
2004 07 21.28 -99.99 -99.99 
2004 08 22.39 -99.99 -99.99 
2004 09 15.94 -99.99 -99.99 
2006 03  -.36 -99.99 -99.99 
2006 04 11.28   -.40   5.44 
2006 05 18.53   3.57  11.05 
2006 06 23.11   9.39  16.25 
2006 07 26.63  10.73  18.68 
2006 08 24.56  11.78  18.17 
2006 09 20.41   8.79  14.60 
2006 10 12.42   4.67   8.54 
2006 11  5.63   -.71   2.46 
2006 12  6.26    .78   3.52 
2007 01  1.90  -5.48  -1.79 
2007 02 -4.92 -14.24  -9.58 
2007 03  9.47   -.42   4.52 
2007 04 12.78   -.57   6.10 
2007 05 18.91   5.46  12.18 
2007 06 23.38   9.18  16.27 
2007 07 22.49  12.18  17.33 
2007 08 24.58  12.47  18.52 
2007 09 16.60   6.14  11.37 
2007 10 10.36   3.12   6.74 
2007 11  2.78  -2.69    . 4 
2007 12  3.36   -.72   1.32 
2008 01  1.46  -2.91   -.72 
2008 02  3.59  -1.38   1.10 
2008 03  3.87  -2.66    .60 
2008 04 13.51   1.26   7.38 
2008 05 17.74   3.78  10.76 
2008 06 20.58   8.12  14.35 
2008 07 22.37  10.50  16.43 
2008 08 20.59  11.63  16.11 
2008 09 14.74   5.98  10.36 
2008 10 11.85   5.58   8.71 
2008 11  5.38    .13   2.75 
2008 12  1.31  -2.33   -.51 
2009 01   . 2  -6.10  -3.04 
2009 02 -1.84  -7.97  -4.90 
2009 03  2.07  -4.41  -1.16 
2009 04 12.72   -.15   6.28 
2009 05 18.52   4.65  11.58 
2009 06 19.85   8.80  14.32 
2009 07 23.29  11.23  17.26 
2009 08 21.43  10.45  15.94 
2009 09 18.00   8.47  13.24 
2009 10  7.48   1.02   4.25 
2009 11  4.03    .64   2.33 
2009 12 -2.13  -7.37  -4.75 
2010 01 -9.12 -17.68 -13.40 
2010 02 -4.61 -12.48  -8.54 
2010 03  2.58  -6.42  -1.92 
2010 04 12.42   -.26   6.08 
2010 05 19.35   6.11  12.73 
2010 06 20.65   8.70  14.67 
2010 07 28.96  15.59  22.27 
2010 08 24.61  12.80  18.70 
2010 09 15.89   7.18  11.53 
2010 10  8.85   -.37   4.24 
2010 11  2.77  -2.33    .21 
2010 12 -4.94 -10.99  -7.97 
2011 01 -1.47  -7.67  -4.57 
2011 02 -5.31 -14.93 -10.12 
2011 03  3.23  -5.66  -1.21 
2011 04 12.69    .24   6.46 
2011 05 17.77   4.36  11.06 
2011 06 24.04  11.09  17.56 
2011 07 26.47  15.03  20.75 
2011 08 22.19  10.99  16.59 
2011 09 17.58   8.34  12.96 
2011 10 11.52   3.03   7.27 
2011 11  7.21    .85   4.03 
2011 12  3.52   -.40   1.56 
2012 01 -2.28  -7.85  -5.06 
2012 02 -5.97 -13.21  -9.59 
2012 03  4.25  -3.82    .21 
2012 04 10.36   -.88   4.73 
2012 05 18.36   4.61  11.48 
2012 06 19.68   7.09  13.38 
2012 07 23.80  13.02  18.41 
2012 08 20.81   9.39  15.10 
2012 09 17.12   8.51  12.82 
2012 10  9.33   2.31   5.82 
2012 11  5.05    . 6   2.55 
2012 12 -4.35 -10.01  -7.18 
2013 01 -2.95  -9.38  -6.16 
2013 02   . 2  -6.73  -3.35 
2013 03  -.48 -13.79  -7.13 
2013 04  9.03  -1.90   3.56 
2013 05 21.42   7.94  14.68 
2013 06 24.15  11.24  17.69 
2013 07 24.55  12.12  18.33 
2013 08 23.67  10.80  17.23 
2013 09 18.01   6.08  12.04 
2013 10 11.58   2.62   7.10 
2013 11  6.74   1.04   3.89 
2013 12  4.14   -.78   1.68 
2014 01 -3.98 -10.48  -7.22 
2014 02  2.41  -2.67   -.13 
2014 03  7.37  -2.27   2.55 
2014 04 13.11   -.52   6.29 
2014 05 18.14   5.62  11.87 
