Year,Jan.,Feb.,Mar.,Apr.,May.,Jun.,Jul.,Aug.,Sep.,Oct.,Nov.,Dec.,24-Hour Annual Avg., 2013,,,,,,,,,,8652,7677,6762,, 2014,6590,6309,7490,8130,9077,9786,10978,10736,9610,8956,7956,7101,8560, 2015,6653,7686,8016,8582,9531,10352,11094,10747,9705,9205,8145,6902,8885, 2016,6878,7787,8096,8882,9880,10614,11477,11089,9853,8976,8387,6796,9060, 2017,6498,6922,7483,8475,9612,10392,11579,11296,9896,9424,8244,7238,8922, 2018,7065,7245,8126,8746,10108,10770,11961,11467,,9356,8277,7558,9153, 2019,7292,6839,7776,8877,10032,10995,12204,11914,10656,9995,9140,7846,9464, 2020,7009,8100,6982,6528,9660,11007,11456,11205,10427,9816,9717,7922,9152, 2021,8401, ,9364,10238,13971,12847,13054,12239,11105,10526,9298,7778,10672, 2022,7866,8475,8980,9761,10608,10604,12979,12558,11558,10995,8648,7671,10058, 2023,7774,8261,8772,9832,11202,12302,12794,12156,11138,10819,9231,8120,10230, 2024,7571,8567, , , , , , , , , , , ,