Year,Jan.,Feb.,Mar.,Apr.,May.,Jun.,Jul.,Aug.,Sep.,Oct.,Nov.,Dec.,24-Hour Annual Avg.,
2000,,,,,,,,66938,64220,63674,60908,59974,,
2001,56380,61078,65587,66474,66525,68772,67762,70073,66318,66062,63381,59540,64829,
2002,59591,64625,65979,67348,69351,69953,68436,70545,67860,69693,66781,65111,67106,
2003,62153,67892,,69157,69926,72732,71235,71911,70830,71086,66359,66817,,
2004,61028,66843,71899,71977,70085,73153,71743,,74240,71771,69133,68306,,
2005,70598,71369,74839,73849,73766,77856,75732,78160,73624,73855,72343,69818,73817,
2006,69209,74044,76830,74440,76369,79666,74393,79495,75727,76669,75285,72568,75391,
2007,72000,76595,76358,,,,,,,,,,,
2008,,,,74480,73902,72627,70186,71249,86849,,,,,
2009,,,,,77176,80577,82597,78094,76097,73765,67766,69356,,
2010,66400,71140,73003,73261,71750,75153,75185,,,,66785,65561,,
2011,67291,70337,72179,73202,71427,73305,72464,66678,72489,78319,74809,74555,72762,
2012,71646,78692,80329,82216,82804,85141,83608,86388,85370,86359,83135,82912,82383,
2013,73608,83567,87062,88564,88382,90724,88547,91787,90040,90037,86335,82148,86733,
2014,79919,85709,91187,92429,91424,93409,89434,91047,89269,88789,81554,84105,88189,
2015,82509,89486,91765,92947,92665,95557,94297,95367,93038,94513,90241,87893,91690,
2016,88045,95505,98324,100675,100339,104230,101771,104332,101859,103101,98612,89262,98838,
2017,80020,96795,103387,106273,106941,107242,105919,109923,106619,108113,102973,98443,102721,
2018,96071,100225,105850,108453,107450,110170,108993,111914,108443,108308,104457,99753,105840,
2019,99542,101920,110844,113445,110977,113762,111729,114176,113144,112814,107223,104660,109520,
2020,101433,108369,95611,77090,94449,107577,105873,109603,109333,111110,99818,98972,101603,
2021,99649,101848,112473,114408,115870,122516,120674,121322,117652,118022,114928,114598,114497,
2022,104892,114201, ,119474,120976,121122,116908,120746,117733,118079,109636,105491,114632,
2023,107314,112977,114584,113407,118639,122588,117931,124430,120646,117733, ,115245,115965,
2024,104807,117827,118783, , , , , , , , , , ,