YEAR,Jan,Feb,Mar,Apr,May,Jun,Jul,Aug,Sep,Oct,Nov,Dec,Annual 24-hr Avg.
1990,902,984,1074,1100,1158,1227,1177,1296,1179,1197,1114,974,1116
1991,996,1126,1248,1410,1388,1444,1357,1575,1503,1484,1381,1403,1361
1992,1419,1546,1755,1795,1809,1792,1861,1831,1842,1804
1993,,,,,2117,2237,1989,1883,1978,1981,1933,1955
1994,1885,2084,2307,2415,2403,2375,2242,2415,2734,2366,2216,2060,2292
1995,2151,2287,2344,2473,2543,2612,2494,2626,2565,2441,2314,2037,2407
1996,2036,2229,2388,2523,2494,2490,2386,2729,2926,2620,2489,2419,2477
1997,2327,2367,2298,2414,2370,2318,2413,2396,2620,2691,2511,2407,2428
1998,2326,2510,2574,2698,2685,2651,2577,2703,2772,2723,2532,2451,2600
1999,2435,2505,2739,2904,2914,2796,2698,2789,2914,3088,2652,2471,2742
2000,2434,2671,2894,3141,3133,2978,3224,3248,3453,3479,3295,3252,3100
2001,2947,3228,3385,3686,3741,3650,3429,3610,3663,3680,3495,3384,3492
2002,3342,3662,3719,4044,4202,4174,3862,3697,3898,3991,3919,3836,3862
2003,3775,4110,4131,4415,4576,4781,4638,4663,4665,4788,4404,4542,4457
2004,4070,4507,5093,5153,5051,5130,5116,5253,5293,5327,5023,5192,5017
2005,5041,5802,5764,5985,5941,5752,6210,6400,5102,5591,5459,5448,5708
2006,5467,5981,6718,7353,7380,7704,7339,7725,7775,7828,7410,6531,7101
2007,6009,6436,6700,6793,6692,,6767,7398,7510,7430,6329,5978
2008,5508,6104,6423,6796,6732,6267,6166,5871,6050,6070,5735,5548,6106
2009,5515,5633,6044,6544,6619,6287,6054,6252,6379