YEAR	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual 24-hr Avg.
1995		24312	24668	25748	26291	28300	29257	28541	27289	25576	23868	22696
1996	21087	23020	24637	25901	26106	28518	28590	27535	26167	24984	23470	21186	25100
1997	21364	22983	24742	27007	27226	27860	28973	28978	27164	25879	24045	22537	25730
1998	22115	23914	26112	27660	28522	30407	32040	31316	29018	27382	25324	23346	27263
1999	23293	24491	26793	28143	28543	30537	31905	31337	29092	27758	25850	23564	27609
2000	23236	25067	26528	26875	27183	29905	30691	30587	30185	31694	28223	26802	28081
2001	25655	24883	27645	29283	29680	31323	31834	30760	29121	27753	25967	22177	28007
2002	23472	23783	24940				30901	31553	29266	28093	25767	24341
2003	24234	24923							29645	31282	24749	22973
2004		21506			28780				32339	29901		21976
2005	24715		26735	30731	30707	32667	32922	32209	30247	29827	27869	25892
2006	25647		31613	32103	33653	35483	34403	32414		28705	29579	25952
2007	26547	28336	30392	31588	32290	33175	34180	34828	32693	31797	29564	25822	30934
2008	25996	26669	27748	30974	31291	31845	33590

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