Year,Jan.,Feb.,Mar.,Apr.,May.,Jun.,Jul.,Aug.,Sep.,Oct.,Nov.,Dec.,24-Hour Annual Avg., 1995,,,,5867,6220,6241,6362,6688,6509,6164,5557,5136,, 1996,4346,4752,5530,6043,6159,6303,6452,6776,6467,6107,5208,4531,5723, 1997,4603,5154,5243,5802,6238,6290,6644,6790,6324,6179,5806,5162,5853, 1998,4686,5421,5578,6102,6233,6291,5974,6721,6596,6321,5674,5147,5895, 1999,4969,5193,5607,6098,6426,6487,6764,7352,7243,6777,5957,5502,6198, 2000,5022,5508,5784,6463,6679,6659,6767,7104,6633,6534,5686,5063,6159, 2001,4855,5221,5725,6115,6462,6472,6667,7051,6713,6379,5849,5067,6048, 2002,4897,5352,5459,6287,6589,6507,6708,6985,6836,6672,6163,5606,6172, 2003,5374,5819,5723,6470,6791,6787,6994,7236,6931,6843,5760,5608,6361, 2004,4833,5718,6100,6716,6629,6692,6763,6721,6531,6348,5830,5494,6198, 2005,5032,5885,5980,6279,6418,6503,6671,6979,6364,6227,5728,5184,6104, 2006,5184,5550,5877,6224,6465,6540,6532,6774,6653,6553,5708,5341,6117, 2007,4893,5471,5917,6288,6481,6551,6679,7234,6950,6816,6012,5192,6207, 2008,4603,5143,5575,6071,6457,6285,6462,6575,6487,6404,5838,4740,5887, 2009,4771,5556,5465,6270,6498,6401,6470,6828,6673,6600,5924,5416,6073, 2010,5227,5876,6201,6440,6671,6669,6884,7145,6946,6722,5582,5166,6294, 2011,5017,5276,5629,6129,6746,6392,7527,7040,6899,6643,5704,5679,6224, 2012,4976,5555,5708,6240,6505,6458,6725,7254,6849,6616,5942,5322,6179, 2013,5051,5598,6011,6363,6690,6562,6850,7121,6757,6813,5819,5306,6245, 2014,5275,5351,6025,6500,6914,6846,6828,7240,7035,6898,6066,5712,6391, 2015,5421,6068,6289,6733,7137,7132,7209,7139,7031,7110,6348,5615,6603, 2016,5556,6235,6493,7078,7413,7493,7287,,,7109,6687,5484,, 2017,5189,5800,6313,6982,7502,7552,7689,7777,7380,7421,6552,5876,6836, 2018,5910,6003,6630,7194,7678,7696,7570,7606,7401,7352,6839,5929,6984, 2019,5958,5363,6402,7173,7599,7026,7305,7799,7646,7395,6766,6145,6881, 2020,5677,6293,5646,4999,6479,7290,7269,7615,7349,6987,6075,5768,6454, 2021,6035,5758,6860,7423,7846,8064,8064,8074,7722,7729,6933,5946,7204, 2022,5704,6547,6870,7067,7442,7694,7906,8238,8082,7967, ,5751,7198, 2023,6328,6605,6802,7502,8145,8334,8099,8411,8259,8172,7128,6580,7531, 2024,5895,6778,7179,7767,8179,8297,8258,8636,8579,8625,7317, , ,