Year,Jan.,Feb.,Mar.,Apr.,May.,Jun.,Jul.,Aug.,Sep.,Oct.,Nov.,Dec.,24-Hour Annual Avg.,
2016,,,,,,,,19360,17160,17010,15852,13307,,
2017,12524,14385,16370,17321,17281,18513,20292,21457,18284,17013,16017,13990,16954,
2018,14178,14911,16280,17538,17790,19392,20817,20143,19410,18414,16628,14626,17510,
2019,14281,14366,17000,17795,17942,19309,21094,20328,19400,17783,16123,16129,17629,
2020,14991,16456,15225,10644,15144,18925,20949,20368,19973,18269,15634,14924,16792,
2021,15262,15452,17849,19026,20020,22795,23888,22125,22056,20031,19149,17570,19602,
2022,15807,17485,17919,19478,19793,20735,21556,21306, , , , ,19260,
2023, , , , , , , , , , , , , ,
2024, , , , , , , , , , , , , ,