YEAR	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual 24-hr Avg.
1990	49	102	169	257	223	729	894	760	539	267	125	68	350
1991	32	67	127	150	186	695	848	721	649	375	150	95	343
1992	85	88	174	212	445	984	983	836	752	441	190	75	441
1993	40	69	82	173	352	618	1012	969	650	528	227	114	405
1994	57	78	141	208	423	743	728	697	668	546	235	76	385
1995	40	106	143	203	417	571		823	632		274	141
1996	82	7	114	189	329	625	1109	1010	653	559	196	88	413
1997				140	209	528	998	969	594	424	220	111
1998	15	53	114	192	328	296	1119	963	675	453	195	76	373
1999	16		135	185	314	660	1175	1035	746	465	249	103
2000	55	12	133	204	376	714	1197	944	624	436	204	90	416
2001	83	106	164	212	461	808	1262	1073	625	467	265	24	463
2002	51	61	44	231	375	694	1134	1146	704	433	229	115	435
2003	68	104	56	194	372	704		889	659	509	210	85
2004	55	58	133	233	405	724	1209	1009	719	445	218	115	444
2005	64	135	159	164	393	697	1187	977	657	434	202	50	427
2006	14	64	103	169	329	716	1174	966	664	454	238	78	414
2007	67	79	150	229	424	771	1087	964	686	425	234	89	434
2008	51		167

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