Year,Jan.,Feb.,Mar.,Apr.,May.,Jun.,Jul.,Aug.,Sep.,Oct.,Nov.,Dec.,24-Hour Annual Avg.,
1990,789,811,946,1030,1159,1247,1372,1361,1270,1168,975,815,1080,
1991,929,940,914,1041,1185,1252,1424,1410,1311,1238,984,878,1127,
1992,842,959,1061,1127,1329,1377,1529,1546,1412,1381,1144,947,1225,
1993,902,1001,1076,1212,1434,1546,1696,1687,1572,1511,1147,1074,1324,
1994,1056,1123,1226,1329,1539,1606,1754,1662,1481,1370,1040,926,1344,
1995,949,1208,1227,1318,1576,1600,1775,1753,1678,1550,1288,1152,1423,
1996,1004,829,1145,1293,1529,1748,1902,1798,1808,1807,1227,1115,1434,
1997,,,1200,1381,1446,1599,1729,1726,1584,1591,1364,1168,,
1998,1076,1207,1238,1432,1573,1644,1758,1773,1694,1568,1346,1226,1461,
1999,1185,1214,1196,1380,1618,1690,1762,1724,1601,1564,1347,1190,1456,
2000,1123,1238,1322,1436,1671,1715,1803,1818,1679,1664,1357,1204,1503,
2001,1205,1250,1346,1444,1718,1815,1959,2062,1999,1732,1492,1219,1603,
2002,1223,1323,1196,1511,1810,1767,1905,1953,1783,1716,1537,1314,1587,
2003,1240,1298,1256,1512,1790,1843,2007,2014,1852,1833,1432,1330,1617,
2004,1232,1420,1445,1711,1664,1801,1946,1909,1836,1730,1426,1331,1621,
2005,1184,1374,1372,1505,1760,1819,2034,1928,1836,1659,1437,1279,1599,
2006,1262,1407,1358,1525,1771,1867,1928,1942,1901,1706,1363,1258,1607,
2007,1239,1277,1326,1567,1803,1852,2015,1971,1860,1653,1388,1167,1593,
2008,1119,1192,1107,1218,1475,1498,1726,1719,1587,1551,1215,946,1363,
2009,1003,1089,1014,1284,1554,1600,1748,1641,1747,1465,1225,1135,1375,
2010,1084,1191,1232,1348,1484,1485,1757,1640,1674,1451,1165,1063,1381,
2011,983,1065,1030,1149,1376,1519,1737,1673,1511,1462,1128,1130,1314,
2012,1012,1086,1034,1271,1399,1456,1683,1687,1578,1356,1152,1013,1311,
2013,974,1084,1132,1513,1486,1508,1686,1566,1347,1305,1113,937,1304,
2014,990,977,1093,1181,1421,1477,1578,1557,1392,1312,1125,981,1257,
2015,948,1113,1210,1323,1600,1658,1765,1659,1634,1531,1296,1062,1400,
2016,1065,1155,1197,1447,1716,1671,1883,1948,1815,1489,1334,1052,1481,
2017,1034,1054,1517,1419,1717,1741,1898,1809,1657,1548,1285,1095,1481,
2018,1056,1018,1111,1273,1549,1609,1736,1769,1702,1505,1235,1090,1388,
2019,1052,913,1086,1329,1602,1671,1870,1803,1711,1532,1386,1184,1428,
2020,1062,1175,1152,1276,1633,1777,2013,2024,1861,1632,1329,1147,1507,
2021,1206,1187,1330,1588,1870,1909,1964,1807,1676,1621,1381,1097,1553,
2022,1101,1218,1275,1399,1458,1445,1526,1476,1548,1360,1159,969,1328,
2023,1082,1096,1120,1380,1717,1758,2042,2123,2203,1837,1385,1156,1575,
2024,1040,1152,1251, , , , , , , , , , ,