Year,Jan.,Feb.,Mar.,Apr.,May.,Jun.,Jul.,Aug.,Sep.,Oct.,Nov.,Dec.,24-Hour Annual Avg.,
2008,,,,,,,,,,383,451,312,,
2009,296,339,445,471,542,627,677,682,642,536,433,340,503,
2010,325,371,460,493,553,671,737,733,669,575,434,352,531,
2011,314,357,447,485,531,643,704,695,627,561,438,364,514,
2012,328,375,459,493,565,665,701,705,656,583,471,384,532,
2013,313,377,501,519,629,723,721,728,670,588,461,376,550,
2014,351,361,516,537,595,687,718,709,,517,428,374,,
2015,356,419,531,555,620,747,770,751,715,646,486,394,582,
2016,355,420,532,581,608,738,783,770,722,617,515,367,584,
2017,330,400,522,589,656,756,795,824,722,664,517,399,598,
2018,373,408,555,590,662,711,786,777,729,653,523,406,598,
2019,382,346,524,597,651,734,771,745, , , , ,594,
2020, , , , , , ,642,666,687,634,441,408, ,
2021,377,362,524,620,669,795,801,792,731,639,560,418,607,
2022,352,417,1301,578,745,1319,704,696,696,699,501,359,697,
2023,365,577,508,558,624,724,725,714,697,624,500,406,585,
2024,335,425,515, , , , , , , , , , ,