1987 01 38.66  20.93  29.80 
1987 02 36.18  21.14  28.66 
1987 03 30.85  22.09  26.47 
1987 04 32.36  22.16  27.26 
1987 06 32.43  19.54  25.98 
1987 07 34.09  17.07  25.58 
1987 08 33.32  17.59  25.45 
1987 09 33.63  18.82  26.22 
1987 10 33.99  18.40  26.19 
1987 11 32.11  19.07  25.59 
1987 12 31.35  19.19  25.27 
1988 01 31.40  19.17  25.28 
1988 02 31.87  18.99  25.43 
1988 03 30.86  19.75  25.30 
1988 04 31.74  21.14  26.43 
1988 05 31.82  19.70  25.76 
1988 06 31.96  16.86  24.41 
1988 07 32.75  14.73  23.74 
1988 08 34.49  14.44  24.46 
1988 09 35.05  18.35  26.70 
1988 10 33.65  20.36  27.00 
1988 11 31.75  20.93  26.34 
1988 12 30.18  20.20  25.19 
1989 01 30.59  19.95  25.27 
1989 02 30.52  19.95  25.24 
1989 03 99.99  19.93 -99.99 
1989 04 99.99  20.04 -99.99 
1989 05 99.99  19.82 -99.99 
1990 03 31.29  20.24  25.76 
1990 08 34.43  18.12  26.28 
1990 10 32.81  16.45  24.63 
1995 01 32.20 -99.99 -99.99 
1995 02 29.51 -99.99 -99.99 
1995 03 30.76 -99.99 -99.99 
1995 04 29.42 -99.99 -99.99 
1995 05 30.76 -99.99 -99.99 
1995 06 31.86 -99.99 -99.99 
1995 07 33.59 -99.99 -99.99 
1995 08 35.43 -99.99 -99.99 
1995 09 34.59 -99.99 -99.99 
1995 10 33.33 -99.99 -99.99 
1995 11 31.98 -99.99 -99.99 
1995 12 31.19 -99.99 -99.99 
1998 01 31.68  20.54  26.11 
1998 02 32.89  21.19  27.04 
1998 03 31.80  20.27  26.03 
1998 04 34.18  20.65  27.41 
1998 05 32.59  19.03  25.81 
1998 06 33.75  16.59  25.17 
1998 07 34.91  15.44  25.17 
1998 08 35.40  17.87  26.64 
1998 09 33.88  19.09  26.48 
1998 10 32.41  19.95  26.18 
1998 11 31.92  20.11  26.01 
1998 12 31.37  19.95  25.66 
1999 03 31.36  19.28  25.32 
1999 04 32.25  18.96  25.61 
1999 05 31.55  18.19  24.87 
1999 06 33.09  16.56  24.82 
1999 07 34.34  14.70  24.52 
1999 08 35.37  15.77  25.57 
1999 09 34.81  18.46  26.64 
1999 10 33.83  18.79  26.31 
1999 11 31.79  19.36  25.57 
1999 12 31.26  19.81  25.53 
2000 01 30.81  18.25  24.53 
2000 02 30.42  18.23  24.32 
2000 03 31.10  19.08  25.09 
2000 04 31.53  18.79  25.16 
2000 05 33.09  17.29  25.19 
2000 06 33.74  15.66  24.70 
2000 07 33.59  15.22  24.40 
2000 08 35.38  18.99  27.18 
2000 09 33.43  18.16  25.80 
2000 10 33.40  21.14  27.27 
2000 11 31.80  21.49  26.64 
2000 12 31.17 -99.99 -99.99 
2001 01 31.21  20.87  26.04 
2001 02 31.29  20.74  26.01 
2001 03 30.95  20.87  25.91 
2001 04 32.28  20.82  26.55 
2001 05 32.55  20.40  26.47 
2001 06 31.51  17.35  24.43 
2001 07 34.15  12.27  23.21 
2001 08 35.21  11.76  23.48 
2001 09 33.89  15.42  24.65 
2001 10 33.52  16.52  25.02 
2001 11 31.39  16.67  24.03 
2001 12 30.70  16.82  23.76 
2002 01 29.86 -99.99 -99.99 
2002 02 31.91  17.09  24.50 
2002 03 32.09  16.39  24.24 
2002 04 32.02  16.34  24.18 
2002 05 32.70  16.79  24.75 
2002 06 33.99  17.81  25.90 
2002 07 34.58  19.06  26.82 
2002 08 36.13  18.87  27.50 
2002 09 99.99  20.94 -99.99 
2002 10 33.46  21.84  27.65 
2002 11 33.09  22.40  27.74 
2002 12 31.94  22.24  27.09 
2003 01 31.50  22.10  26.80 
2003 02 31.02  21.54  26.28 
2003 03 30.94  21.52  26.23 
2003 04 31.96  21.57  26.76 
2003 05 32.23  21.14  26.68 
2003 06 32.72  18.50  25.61 
2003 07 33.77  16.73  25.25 
2003 08 35.46  19.37  27.41 
2003 09 35.20  20.81  28.00 
2003 10 32.78  21.54  27.16 
2003 11 32.83  21.83  27.33 
2003 12 32.62  21.69  27.15 
2004 01 30.55  21.78  26.16 
2004 02 30.34  21.65  25.99 
2004 03 31.31  21.62  26.46 
2004 04 32.29  21.55  26.92 
2004 05 31.99  20.34  26.16 
2004 06 32.62  17.27  24.94 
2004 07 33.97  17.69  25.83 
2004 08 35.03  18.19  26.61 
2004 09 34.80  19.84  27.32 
2004 10 33.03  21.38  27.20 
2004 11 33.00  21.72  27.36 
2004 12 32.11  21.50  26.80 
2005 01 32.06  21.78  26.92 
2005 02 31.35  21.84  26.59 
2005 03 30.26  21.63  25.94 
2005 04 32.66  21.53  27.09 
2005 05 32.34  20.08  26.21 
2005 06 33.02  18.58  25.80 
2005 07 34.09  16.39  25.24 
2005 08 35.96  17.45  26.71 
2005 09 34.21  20.33  27.27 
2005 10 33.97  21.21  27.59 
2005 11 32.45  21.84  27.14 
2005 12 30.19  21.57  25.88 
2006 01 31.69  21.46  26.57 
2006 02 31.55  21.56  26.55 
2006 03 31.09  21.37  26.23 
2006 04 30.44  21.31  25.87 
2006 05 30.95  20.43  25.69 
2006 06 32.82  17.43  25.12 
2006 07 33.93  17.45  25.69 
2006 08 36.22  19.26  27.74 
2006 09 34.88  21.44  28.16 
2006 10 32.52  22.03  27.27 
2006 11 31.96  21.75  26.85 
2006 12 31.35  21.70  26.52 
2007 01 32.25  22.10  27.17 
2007 02 30.26  21.57  25.91 
2007 03 32.11  21.31  26.71 
2007 04 32.81  21.30  27.05 
2007 05 32.61  19.87  26.24 
2007 06 34.03  17.34  25.68 
2007 07 35.02  17.62  26.32 
2007 08 35.62  17.04  26.33 
2007 09 35.30  19.44  27.37 
2007 10 33.40  20.71  27.05 
2007 11 32.29  21.37  26.83 
2007 12 31.41  21.25  26.33 
2008 01 30.87  20.82  25.84 
2008 02 30.46  20.75  25.60 
2008 03 30.65  20.69  25.67 
2008 04 31.70  20.85  26.27 
2008 05 31.89  19.46  25.68 
2008 06 32.91  16.17  24.54 
2008 07 34.61  15.21  24.91 
2008 08 37.05  17.20  27.12 
2008 09 35.90  20.96  28.43 
2008 10 33.84  21.26  27.55 
2008 11 32.05  21.43  26.74 
2008 12 30.14  21.38  25.75 
2009 01 31.77  21.32  26.54 
2009 02 30.76  21.21  25.98 
2009 03 31.56  20.95  26.25 
2009 04 30.91  20.98  25.94 
2009 05 31.27  20.04  25.65 
2009 06 31.96  18.04  25.00 
2009 07 34.25  16.70  25.48 
2009 08 35.66  17.78  26.72 
2009 09 33.80  20.79  27.29 
2009 10 33.21  21.33  27.27 
2009 11 32.30  21.54  26.92 
2009 12 31.08  21.61  26.34 
2010 01 31.14  21.67  26.40 
2010 02 32.59  22.31  27.45 
2010 03 32.68  22.38  27.53 
2010 04 33.43  21.62  27.52 
2010 05 34.18  20.59  27.39 
2010 06 34.91  17.68  26.29 
2010 07 35.21  17.06  26.13 
2010 08 35.91  15.88  25.90 
2010 09 37.27  20.55  28.91 
2010 10 34.25  22.43  28.34 
2010 11 32.48  22.39  27.43 
2010 12 31.17  21.99  26.58 
2011 01 30.72  21.82  26.27 
2011 02 30.54  21.76  26.15 
2011 03 31.32  22.01  26.66 
2011 04 32.21  21.35  26.78 
2011 05 32.82  20.58  26.70 
2011 06 34.05  18.02  26.03 
2011 07 35.16  16.84  26.00 
2011 08 37.24  18.68  27.96 
2011 09 37.43  20.15  28.79 
2011 10 32.99  21.84  27.41 
2011 11 31.61  21.72  26.66 
2011 12 31.35  21.67  26.51 
2012 01 30.03  21.17  25.60 
2012 02 31.34  20.97  26.15 
2012 03 31.76  21.32  26.54 
