Year,Jan.,Feb.,Mar.,Apr.,May.,Jun.,Jul.,Aug.,Sep.,Oct.,Nov.,Dec.,24-Hour Annual Avg.,
1990,894,842,1032,1128,1343,1635,1798,1714,1529,1374,1100,848,1272,
1991,882,1049,961,1016,1324,1685,1977,1990,1771,1548,1225,943,1366,
1992,1028,1083,1101,1161,1484,1714,2311,1921,1662,1631,1297,963,1452,
1993,900,1008,1043,1246,1495,1768,2071,1961,1772,1768,1267,1115,1454,
1994,1149,1020,1157,1341,1561,1844,2107,1901,1779,1654,1246,1031,1485,
1995,1046,1082,1099,1326,1646,1789,2073,2006,1821,1678,1381,1072,1502,
1996,969,1029,1195,1273,1556,1848,2117,2065,1803,1761,1273,1121,1501,
1997,838,1185,1200,1245,1561,1661,2408,2076,1711,1700,1403,1140,1511,
1998,1027,1217,1241,1319,1534,1849,2168,1811,,1481,1416,1103,,
1999,1084,1072,1230,1297,1502,,,,,1756,1440,1109,,
2000,1043,1164,1235,1282,1547,1720,1888,1857,1663,1668,1345,1150,1464,
2001,1037,1109,1252,1324,1781,1867,2074,2013,1940,1864,1499,1150,1576,
2002,1125,1214,1302,1407,1748,2036,2201,2210,1935,1884,1515,1276,1654,
2003,1207,1413,1425,1417,1812,2039,2257,2033,1903,1928,1542,1303,1690,
2004,1176,1405,1448,1567,1842,2016,2272,2324,2051,1986,1643,1394,1760,
2005,1346,1491,1523,1567,1824,2107,2410,2270,2080,1960,1651,1351,1798,
2006,1321,1439,1510,1603,1877,2248,2414,2359,2272,2135,1740,1469,1866,
2007,1405,1489,1666,1713,1976,2241,2453,2397,2440,2055,1719,1328,1907,
2008,1217,1258,1413,1419,1652,2001,2154,2108,1855,1883,1604,1150,1643,
2009,1116,1274,1402,1451,1628,1815,2302,2151,2008,1909,1594,1201,1654,
2010,1168,1335,1421,1455,1742,1960,2262,2114,2031,1873,1496,1124,1665,
2011,1222,1290,1358,1511,1550,1827,2279,,,1705,1424,1109,1563,
2012,1129,1248,1287,1293,1523,1934,2139,2406,1938,1765,1411,1117,1599,
2013,1048,1182,1294,1332,1638,1868,2072,1901,1927,1708,1422,1173,1547,
2014,1204,1220,1388,1407,1837,2009,2103,2003,1907,1676,1323,1104,1598,
2015,1087,1329,1413,1448,1908,1987,2172,,1962,1967,1688,1293,,
2016,1314,1475,1519,1650,1968,2310,2538,2344,2217,2010,1782,1267,1866,
2017,1194,1318,1480,1578,1961,2225,2503,2401,2147,2034,1714,1356,1826,
2018,1345,1449,1559,1591,2044,2328,2607,2471,2284,2173,1865,1462,1932,
2019,1495,1359,1723,1793,2179,2428,2577,2403,2247,2085,1777,1537,1967,
2020,1410,1549,1451,1193,1960,2407,2520,2738,3065,2852,2053,1621,2068,
2021,1568,1587,2865,2373,2749,3120,3234,2828,2940,2788,3419,2070,2628,
2022,1802,1845,1925,2019,2531,2816,3007,2838,2869,2659,2030,1598,2328,
2023,1729,1732,1804,1933,2394,2855,3193,3020,2845,2666,2242,1711,2344,
2024,1586,1856,1926, , , , , , , , , , ,