1964 12 -99.99  -8.95 -99.99 
1965 01   0.72  -4.05  -1.66 
1965 02   2.80  -5.44  -1.32 
1965 03   5.84  -9.55  -1.85 
1965 04  12.67  -1.16   5.75 
1965 05  17.36   1.26   9.31 
1965 06  22.49   3.94  13.21 
1965 07  28.17   5.77  16.96 
1965 08  26.52   7.63  17.07 
1965 09  17.79   1.08   9.43 
1965 10  16.91   0.09   8.50 
1965 11   6.72  -1.44   2.64 
1965 12   0.52  -5.39  -2.42 
1966 01   1.15  -5.51  -2.18 
1966 02   3.15  -5.89  -1.36 
1966 03   6.79  -5.58   0.60 
1966 04  12.38  -2.35   5.01 
1966 05  22.26   1.46  11.86 
1966 06  21.33   4.19  12.76 
1966 07  27.55   4.71  16.12 
1966 08  28.41   3.84  16.12 
1966 09  25.59   4.05  14.82 
1966 10  13.02   -.79   6.11 
1966 11   4.98  -2.07   1.45 
1966 12   1.40  -2.38   -.49 
1967 01   1.69  -3.10   -.70 
1967 02   4.48  -4.86   -.18 
1967 03   5.40  -4.04   0.68 
1967 04   9.60  -2.16   3.72 
1967 05  18.81   2.32  10.56 
1967 06  24.04   6.30  15.17 
1967 07  29.40   5.29  17.34 
1967 08  32.41   4.04  18.23 
1967 09  27.80   2.45  15.12 
1967 10  13.95   1.36   7.65 
1967 11   5.66  -2.84   1.41 
1967 12   -.85  -6.80  -3.82 
1968 01   0.33  -7.49  -3.58 
1968 02   5.26  -4.51   0.37 
1968 03  10.25  -2.01   4.12 
1968 05  17.84   1.57   9.70 
1968 06  22.15   5.67  13.91 
1968 07  29.26   4.84  17.04 
1968 08  24.59   5.84  15.21 
1968 09  20.37   4.35  12.36 
1968 10  11.33   0.69   6.01 
1968 11   4.03  -2.23   0.90 
1968 12  -1.03  -8.93  -4.98 
1969 01  -1.27  -9.22  -5.25 
1969 02   1.52  -6.90  -2.69 
1969 03   8.30  -7.82   0.24 
1969 04  14.69   1.29   7.99 
1969 05  22.07   3.03  12.55 
1969 06  24.12   6.11  15.11 
1969 07  26.69   3.48  15.08 
1969 08  27.98   2.55  15.26 
1969 09  23.04   3.52  13.28 
1969 10  13.00  -1.83   5.58 
1969 11   6.11  -3.33   1.39 
1969 12   -.18  -6.25  -3.21 
1970 01  -1.00  -7.34  -4.17 
1970 02   3.18  -4.90   -.86 
1970 03   5.09  -5.31   -.10 
1970 04   8.14   0.07   4.10 
1970 05  19.04   2.80  10.92 
1970 06  24.87   6.88  15.87 
1970 07 -99.99   7.77 -99.99 
1970 08  29.66   2.84  16.25 
1970 09  18.64   0.07   9.35 
1970 10  12.95  -2.47   5.24 
1970 11   5.29  -3.73   0.78 
1970 12  -1.60  -9.67  -5.63 
1971 01   -.75  -6.73  -3.74 
1971 02   1.69  -7.34  -2.82 
1971 03   3.55  -5.70  -1.07 
1971 04  11.28  -2.33   4.47 
1971 05  20.63   2.57  11.60 
1971 06  20.61   5.24  12.92 
1971 07  27.81   5.11  16.45 
1971 08  31.02   4.71  17.86 
1971 09  18.20  -1.28   8.46 
1971 10  12.33  -1.96   5.18 
1971 11   2.60  -3.69   -.54 
1971 12  -1.04  -7.82  -4.43 
1972 01  -1.61 -11.14  -6.37 
1972 02   1.65  -6.65  -2.50 
1972 03   6.02  -2.32   1.85 
1972 04   8.02  -2.64   2.69 
1972 05  19.09   0.55   9.82 
1972 06  22.29   4.80  13.54 
1972 07  26.00   4.48  15.24 
1972 09  19.41   -.75   9.33 
1972 10  13.99  -1.51   6.24 
1972 11   3.87  -2.90   0.48 
1972 12  -4.76 -11.98  -8.37 
1973 01  -3.80 -12.85  -8.32 
1973 02   1.72  -9.28  -3.77 
1973 03   4.82  -5.93   -.55 
1973 04   8.45  -4.71   1.86 
1973 05  20.45   0.32  10.39 
1973 06  22.60   2.92  12.76 
1973 07  29.39 -99.99 -99.99 
1973 08  29.32 -99.99 -99.99 
1973 09  22.99 -99.99 -99.99 
1973 12   1.70  -3.79  -1.04 
1974 01  -1.57  -9.05  -5.31 
1974 02   2.82  -3.54   -.36 
1974 03   5.88  -4.73   0.57 
1974 04  10.92   -.20   5.36 
1974 05  15.32   1.29   8.30 
1974 06  25.71   6.98  16.34 
1974 07  26.34   7.05  16.69 
1974 08  26.79   4.92  15.86 
1974 09  24.37   0.31  12.34 
1974 10  17.94  -4.35   6.79 
1974 11   5.03  -1.74   1.64 
1974 12   0.97  -4.91  -1.96 
1975 01   0.38  -7.06  -3.34 
2004 05  15.96   2.46   9.21 
2004 06  23.65   5.49  14.57 
2004 07  28.95   7.26  18.10 
2004 08  27.34   8.26  17.79 
2004 09  19.61   3.82  11.71 
2004 10  14.20   0.44   7.32 
2004 11   6.35  -2.79   1.78 
2004 12   2.66  -4.51   -.92 
2005 01   2.83  -6.08  -1.62 
2005 02   8.07  -7.31   0.37 
2005 03  11.07  -3.32   3.87 
2005 04  13.93  -1.58   6.17 
2005 08  22.60  12.40  17.50 
2005 09  14.78   7.20  10.99 
2005 10   9.18   2.85   6.01 
2005 11   1.39  -2.70   -.65 
2006 07  24.77  15.25  20.01 
2006 08  22.59  12.89  17.74 
2006 09  18.56   9.54  14.04 
2006 10   9.35   2.30   5.83 
2006 11   0.64  -3.45  -1.40 
2007 01  -3.23  -8.54  -5.88 
2007 02   -.23  -4.36  -2.29 
2007 03   3.58  -2.41   0.58 
2007 04   6.32   -.29   3.01 
2007 05  14.48   4.46   9.47 
2007 07  26.65  16.36  21.50 
2007 08  21.40  12.45  16.92 
2007 09  16.20   7.04  11.62 
2007 10   7.58   1.43   4.50 
2007 11   1.27  -3.43  -1.08 
2008 02   0.12  -4.60  -2.24 
2008 03   0.41  -4.83  -2.21 
2008 04   4.66  -2.98   0.83 
2008 05  11.77   3.68   7.72 
2008 06  16.00   6.52  11.26 
2008 07  22.25  12.51  17.38 
2008 08 -99.99  10.42 -99.99 
2008 09  17.77 -99.99 -99.99 
2008 10   9.89   1.98   5.93 
2008 11   3.98   -.70   1.64 
2008 12 -99.99  -8.64 -99.99 
2009 02   0.66  -4.52  -1.93 
2009 03   0.81  -5.64  -2.41 
2009 06  17.39   7.78  12.58 
2009 07  23.97  13.23  18.59 
2009 08 -99.99  12.20 -99.99 
2009 09  20.61   8.97  14.79 
2009 10 -99.99   -.77 -99.99 
2009 11   1.77  -3.02   -.62 
2010 02   2.31  -2.70   -.19 
2010 03   5.70  -2.06   1.82 
2010 04   7.08  -1.04   3.02 
2010 05   9.70   1.80   5.75 
2010 06  14.94   6.80  10.87 
2010 07 -99.99  11.45 -99.99 
2010 08 -99.99  10.83 -99.99 
2010 09  14.19   7.08  10.63 
2010 10  11.00   3.45   7.22 
2011 03   1.10  -4.16  -1.53 
2011 08  24.17  14.00  19.08 
2011 09  20.37 -99.99 -99.99 
2011 10   8.35   2.56   5.46 
2011 11   0.32  -4.59  -2.13 
2011 12  -1.09  -5.65  -3.37 
2012 02   0.00  -5.54  -2.77 
2012 03   1.74  -3.94  -1.10 
2012 04   8.93   0.62   4.77 
