1991 11 34.83 -99.99 -99.99 
1991 12 36.75  18.43  27.59 
1992 01 36.47 -99.99 -99.99 
1992 02 38.14 -99.99 -99.99 
1992 03 37.11 -99.99 -99.99 
1992 06 99.99   8.35 -99.99 
1992 07 22.38   4.00  13.19 
1992 08 22.54   6.07  14.30 
1992 09 26.27   9.55  17.91 
1995 03 32.97  16.56  24.76 
1995 04 29.51  14.53  22.02 
1995 05 22.91   6.28  14.59 
1995 06 20.77 -99.99 -99.99 
1995 07 99.99   4.98 -99.99 
1995 08 25.22   7.56  16.39 
1995 09 29.86 -99.99 -99.99 
1995 10 31.79  14.09  22.94 
1995 11 34.91  19.02  26.97 
1996 01 99.99  20.85 -99.99 
1996 02 37.49  19.41  28.45 
1996 03 35.61  19.82  27.71 
1996 04 29.89  13.61  21.75 
1996 05 23.98   7.89  15.93 
1996 06 24.12  10.22  17.17 
1996 07 20.59   7.41  14.00 
1996 08 24.20   7.62  15.91 
1996 09 30.27  11.28  20.77 
1996 10 33.00  15.01  24.00 
1996 11 35.80  18.04  26.92 
1996 12 99.99  21.80 -99.99 
1997 02 35.59  23.45  29.52 
1997 03 33.68  16.45  25.07 
1997 04 30.47  12.26  21.36 
1997 05 21.18  10.79  15.98 
1997 06 19.67   4.83  12.25 
1997 07 17.54   3.42  10.48 
1997 08 22.19   6.47  14.33 
1997 09 29.84  13.60  21.72 
1997 10 31.74  15.44  23.59 
1997 11 36.24  19.01  27.62 
1997 12 37.68  21.19  29.43 
1998 01 39.09  24.18  31.63 
1998 02 38.84  21.70  30.27 
1998 03 34.73  19.91  27.32 
1998 05 99.99  10.28 -99.99 
1998 06 19.92   6.62  13.27 
1998 07 16.58   6.22  11.40 
1998 08 23.94   7.73  15.83 
1998 09 28.08  11.71  19.89 
1998 10 32.43  16.69  24.56 
1998 11 34.93  18.73  26.83 
1998 12 36.55  21.43  28.99 
1999 01 39.04  23.38  31.21 
1999 02 34.78  21.09  27.93 
1999 03 36.03  21.17  28.59 
1999 04 27.51  10.55  19.03 
1999 05 27.51  10.21  18.86 
1999 06 20.75   5.53  13.14 
1999 07 21.41   4.09  12.75 
1999 08 22.98   6.33  14.65 
1999 09 29.89  11.12  20.50 
1999 10 31.03  16.23  23.63 
1999 11 30.05  16.18  23.11 
1999 12 33.16  19.24  26.20 
2000 01 99.99  20.98 -99.99 
2000 02 99.99  21.22 -99.99 
2000 07 22.06 -99.99 -99.99 
2001 02 39.03  23.55  31.29 
2001 03 28.44  16.67  22.55 
2001 06 19.59   3.59  11.59 
2001 08 24.13   4.53  14.33 
2001 09 27.15   8.96  18.05 
2001 10 27.62  10.97  19.29 
2001 11 32.68 -99.99 -99.99 
2001 12 32.58  19.57  26.07 
