Year,Jan.,Feb.,Mar.,Apr.,May.,Jun.,Jul.,Aug.,Sep.,Oct.,Nov.,Dec.,24-Hour Annual Avg.,
1994,,,3289,,3723,4102,4583,4338,4351,4237,3316,3257,,
1995,,,,,,,,,,,,,,
1996,,,,,,,,,,,,,,
1997,,,,,,,,,,,,,,
1998,,,,,,,,,,,,,,
1999,,,,,,,,,,,,,,
2000,,,,,,,,,,,,,,
2001,,,,,,,,,,,,,,
2002,,,,,,,,,,,,,,
2003,,,,,,,,,,,,,,
2004,,,,,,,,,,,,,,
2005,,,,,,,,,,,,,,
2006,,,,,,,,,,,,,,
2007,,,,,,,,6021,5830,5814,5108,4762,,
2008,4161,4454,4759,4982,5305,5427,5804,5777,5515,5578,4881,4578,5102,
2009,4346,4560,4569,5088,5280,5491,5876,5716,5777,5646,4715,4538,5134,
2010,4182,4465,4596,4931,5012,5478,5910,5721,5739,5614,4438,4404,5041,
2011,4234,4505,4478,4704,4855,,,,5439,5705,4631,4604,4821,
2012,4120,4451,4488,4882,5046,5387,5748,5642,5567,5634,4740,4496,5017,
2013,4139,4490,4815,5062,5186,5601,5947,5854,5564,5758,4803,4602,5152,
2014,4298,4506,4966,5122,5415,5614,5900,5752,5767,6093,4847,4838,5260,
2015,4448,5039,5238,5502,5760,6378,6703,6537,6256,6264,5130,4805,5672,
2016,4632,5080,5305,5719,5948,6345,6684,6491,6374,6332,5586,4892,5782,
2017,4303,4976,5355,5881,6153,6475,6767,7047,6720,6736,5547,5326,5940,
2018,4858,5131,5228,5768,6044,6574,6855,6678,6448,6644,5499,5152,5907,
2019,4991,4890,5434,5894,6085,6723,6899,6806,6718,6819,5770,5290,6027,
2020,4988,5448,4897,4240,5516,6376,6752,6838,7105,6999,5503,5299,5830,
2021,5101,5531,6070,6405,6780,7477,7692,7200,7228,6796,6166,5495,6495,
2022,5176,5775,5907,6098,6316,6691,6892,6937,7060,7328,5953,5590,6310,
2023,5715,6011,5946,6706,7136,7904,8070,7907,7876,8048,6726,6394,7037,
2024,5679,6433,6619, , , , , , , , , , ,