Year,Jan.,Feb.,Mar.,Apr.,May.,Jun.,Jul.,Aug.,Sep.,Oct.,Nov.,Dec.,24-Hour Annual Avg.,
1990,472,528,753,968,1027,1608,1694,1626,1217,1013,816,469,1018,
1991,508,693,818,910,1105,1489,1648,1673,1335,1040,667,608,1043,
1992,553,664,780,955,1151,1466,1753,1780,1424,1088,702,441,1067,
1993,309,424,704,815,1136,1471,1784,1657,1490,1099,761,580,1023,
1994,551,566,867,947,1126,1516,1852,1720,1417,1142,700,640,1091,
1995,536,659,771,905,1166,1558,1755,1586,1474,1166,876,672,1094,
1996,466,628,827,1018,1137,1488,1698,1710,1370,1104,777,508,1061,
1997,516,687,847,856,1117,1769,1795,1718,1351,1077,834,608,1098,
1998,533,632,812,912,1164,1560,1736,,1458,1113,789,599,,
1999,612,570,839,830,1046,1439,,1957,1468,1231,954,650,,
2000,551,707,867,1018,1220,1512,1770,1631,1359,1203,852,663,1113,
2001,599,637,869,986,1222,1506,1749,1650,1439,1223,968,603,1121,
2002,560,698,688,,,1617,1724,1717,1434,1222,952,757,,
2003,674,747,906,951,1214,1534,1802,1706,1403,1217,878,690,1144,
2004,525,664,903,1011,1190,1504,1729,1604,1466,1210,953,736,1125,
2005,532,747,895,986,1152,1432,1688,1523,1366,1118,887,669,1083,
2006,577,702,815,969,1076,,,,,879,749,570,,
2007,545,612,742,859,1129,1355,1495,1500,1330,1120,910,613,1018,
2008,473,532,764,807,1067,1286,1413,1380,1261,1047,859,538,952,
2009,538,611,749,845,1092,1247,1407,1313,1325,1023,832,611,966,
2010,522,652,803,878,1106,1462,1766,1661,1431,1207,769,564,1068,
2011,603,641,731,889,1087,1354,1694,1544,1407,1108,827,710,1050,
2012,621,669,797,927,1101,1344,1609,1569,1402,1129,870,656,1058,
2013,554,656,758,945,1158,1429,1683,1567,1365,1076,871,679,1062,
2014,635,649,890,974,1234,1562,1782,1619,1443,1217,826,695,1127,
2015,647,791,977,1036,1259,1663,1842,1712,1522,1231,862,631,1181,
2016,630,804,977,1060,1335,1718,1962,1835,1661,1267,1019,602,1239,
2017,504,748,920,1032,1404,1881,2086,2657,1825,1426,1075,817,1364,
2018,739,818,928,1149,1488,1905,2132,1919,1836,1431,1106,774,1352,
2019,707,543,1028,1188,1486,1978,2237,1976,1786,1328,1034,838,1344,
2020,655,804,805,674,1163,1689,2134,1958,2026,1543,959,779,1266,
2021,694,716,1056,1241,1653,2128,2290,2048,1878,1432,1185,745,1422,
2022,762,882,1039,1143,1526,2035,2127,1920,1876,1522,1028,696,1380,
2023,741,833,871,1113,1650,2246,2483,2362,2202, , , ,1625,
2024, , , , , , , , , , , , , ,