Year,Jan.,Feb.,Mar.,Apr.,May.,Jun.,Jul.,Aug.,Sep.,Oct.,Nov.,Dec.,24-Hour Annual Avg., 2011,67613,71095,73118,74476,74890,83674,,71996,70202,69797,67067,66789,72155, 2012,63463,85928,86814,89353,88969,91433,89503,92859,91022,91960,88417,84661,87032, 2013,78563,89559,93793,95470,95189,97690,95071,98411,96453,96533,91945,87858,93045, 2014,85813,91427,96993,98170,96838,99005,93594,93545,91758,89668,82071,87052,92161, 2015,86163,91386,93048,94044,94655,96358,94875,95363,93082,96230,92200,92274,93307, 2016,92531,100588,104251,106861,106770,110678,108263,110202,108321,109342,105524,95179,104876, 2017,86031,103865,110708,114100,114439,115997,113815,117431,114751,116069,110872,106446,110377, 2018,104395,108611,114474,117523,116481,119619,117753,120963,117871,117774,114187,108622,114856, 2019,108674,110104,119944,122773,120440,122998,121301,123846,121022,122811,117252,113274,118703, 2020,110841,118459,103333,80677,100403,115484,113213,117411,118721,120544,109065,107807,109663, 2021,109294,111854,123823,125912,126008,132763,131432,132379,128000,127897,124731,125429,124960, 2022,114055,123849,126326,128850,129123,130395,126291,131449,130110,130397,121262,116758,125739, 2023,119102,124495,127410,133421,135956,137764,130897,137831,133802,135798,127748,125374,130800, 2024,114347,131149,133810, , , , , , , , , , ,