YEAR	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual 24-hr Avg.
1990	1051	1096	1230	1297	1355	1554	1350	1492	1355	1362	1275	1101	1294
1991	1142	1768	2962	2886	2091	1631	1555	1622	1536	1491	1402	1346	1785
1992	1396	1373	1603	1667	1641	1684	1674	1666	1583	1536	2061	1421	1613
1993	1209	1374	1522	1706	1685	1836	1733	2052	1746	1669	1592	1558	1641
1994	1480	1567	1837	2059	2033	1884	1778	1670	1663	1674	1610	1396	1721
1995	1578	1655	1897	2162	2178	2364	2278	2365	2289	2263	2100	2006	2095
1996	2135	2305	2486	2653	2617	2678	2609	1521	917	2377	2433	2236	2247
1997	2366	2656	3112	3338	3374	3483	3212	3244	3017	2834	2807	2434	2990
1998	2481	2668	3112	2902	2843	2897	2773	2842	2890	2850	2623	2632	2793
1999	2700	2710	2607	2811	2984	2857	2541	2865		2613	2649	3108
2000	3249	3553	3711	4064	3964	3889	3871	3866	3818	3821	3681	3592	3757
2001	3512	3799	3956	4232	4472	4359	4336	4408	4308	4301	4108	3902	4141
2002	4034	4335	4311	4719	4765	4681	4709	4858	5050	4832	4360	4147	4567
2003	4257	4913	4769	5413	5176	5159	5017	4953	5082	5016	4553	4332	4887
2004	4158	4574	4772	5481	5254	5238	5034	5227	5213	5166	4823	4659	4967
2005	4558	4867	4929	4969	5286	5499	4690	5528	5701	5263	5124	4862	5106
2006	4987	5458	5727	6239	6386	6253	5966	6195	6196	6208	5949	5565	5927
2007	5717	6257	6465	6772	7145	7292	6462	6459	5983	5722	5995	5719	6332
2008	5436	5512	5331	5913	6397	6382	6108	6286	6073	6061	5883	5934	5943
2009	6105	7399	6727	7367	7246	7013	6628	6700	6872	6627	6332	6077	6758
2010	6062	6730	7047	7313	7295	7051	6757	6880	7047	6860	6453	5953	6787
2011	6296	6699	6747	7141	7234	7120	6814	7045	7188	7062	6584	6562	6874
2012	6574	7081	7058	7592	7663	7328	7172	7441	7641	7362	7082

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