1956 06  23.73   9.68  16.70 
1956 07  25.93  11.44  18.68 
2003 08  28.11  11.09  19.60 
2003 09  19.21   5.09  12.15 
2004 02  -1.38 -10.34  -5.86 
2004 08  23.82   9.47  16.64 
2004 09  18.85   3.44  11.14 
2004 10  12.25 -99.99 -99.99 
2004 11   6.73  -5.57   0.57 
2004 12   0.29 -11.20  -5.45 
2005 01  -5.23 -15.81 -10.52 
2005 02   4.88 -10.56  -2.84 
2005 03   7.55  -6.16   0.69 
2005 04  14.18  -1.10   6.54 
2005 05  18.85   2.65  10.75 
2005 06  20.04   8.70  14.37 
2005 07  27.01  10.57  18.79 
2005 08  23.96   8.74  16.34 
2005 09  18.84   3.82  11.33 
2005 10  14.15   -.35   6.89 
2007 01   0.83 -11.73  -5.45 
2007 02  -3.98 -14.78  -9.38 
2007 03  10.47  -3.75   3.36 
2007 04  10.21  -2.29   3.96 
2007 05  18.28   5.28  11.78 
2007 06  23.71   8.95  16.33 
2007 07  31.98  13.68  22.83 
2007 08  26.64   9.10  17.87 
2007 09  19.10   3.73  11.41 
2007 10  15.05   0.57   7.81 
2007 11   5.16  -8.60  -1.72 
