YEAR,Jan,Feb,Mar,Apr,May,Jun,Jul,Aug,Sep,Oct,Nov,Dec,Annual 24-hr Avg.
1995,,10418,10486,11369,12651,13606,15188,16295,13810,12188,11249,10101
1996,8446,10144,10764,11947,13009,14548,16536,17130,14035,12433,10233,9520,12395
1997,9485,10426,10582,11780,13402,14932,16574,16923,14121,12691,11683,10901,12792
1998,9879,11025,11740,12712,13730,15146,16843,17421,14888,13334,12190,11509,13368
1999,10857,11484,12249,13347,14303,15707,17993,18136,15595,14003,12391,11954,14002
2000,10943,11996,12644,13304,14397,15689,17648,18395,14932,13689,12114,11832,13965
2001,11094,11637,12425,13108,14521,15775,17720,18658,15508,13999,12733,11980,14097
2002,11326,12225,12103,13451,14659,16211,18194,19071,15378,14323,13187,12488,14385
2003,11837,12635,12424,13595,14948,16347,18707,20143,15470,14274,12506,12496,14615
2004,11559,12761,13447,14626,15066,16949,20149,19735,16584,14951,13711,13471,15251
2005,11863,13475,13675,14540,15820,17384,20212,20451,16219,14392,13609,12337,15331
2006,12667,13815,14324,15060,16115,17726,20205,20734,17144,15417,14066,14048,15943
2007,12941,13609,14621,15406,16614,18203,20762,21438,16991,15488,14263,13083,16118
2008,11602,12841,13382,14125,15747,17155,19740