Year,Jan.,Feb.,Mar.,Apr.,May.,Jun.,Jul.,Aug.,Sep.,Oct.,Nov.,Dec.,24-Hour Annual Avg.,
2008,,,,,,,,793,688,625,471,357,,
2009,336,444,437,487,598,745,915,848,746,592,452,373,581,
2010,350,422,520,497,578,755,967,897,777,646,425,388,602,
2011,346,374,445,444,572,698,963,913,769,613,417,405,580,
2012,355,403,453,511,581,774,999,929,773,588,433,385,599,
2013,339,394,455,484,590,774,954,851,722,592,420,385,580,
2014,399,347,440,480,597,849,969,927,772,650,430,398,605,
2015,352,431,495,518,631,853,1034,966,805,678,430,386,632,
2016,367,439,496,551,646,867,1067,978,851,649,505,345,647,
2017,307,369,438,522,658,856,1089,1250,793,660,450,405,650,
2018,387,408,488,529,700,902,1134,1034,899,678,495,415,673,
2019,397,379,462,530,678,957,1174,1119,841,616,459,417,669,
2020,391,412,399,276,467, ,1190,1044,990,736,453,450,628,
2021,442,429,574,646,770,1073,1266,1155,1049,759,582,543,774,
2022,485,563,599,614,722,1015,1105,997,946,817,494,432,732,
2023,451,511,557,571,742, , ,1077,995,787,553,460,670,
2024,395,471,546, , , , , , , , , , ,