YEAR	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual 24-hr Avg.
1995	4540	4808	5150	5382	5471	5212	5381	5297	5373	5336	4864	4680
1996	4530	4873	5327	5523	5751	6107	5991	6426	6232	5907	5513	4927
1997	4881	5495	6144	6334	6462	6474	6464	6255	5957	6367	5553	5294
1998	4834	5542	5923	6153	6251	6406	6235	6140	6361	6472	6255	6104
1999	5926	6134	6732	6796	6953	7143	7087	7198	6919	7008	6688	6214
2000	6155	6589	6884	6892	7115	7179	6915	7248	6906	6803	6245	6086
2001	5760	6198	6730	6952	6972	6868	6888	7266	6850	6909	6493	6039
2002	5929	6463	6698	7069	7113	6978	7144	7582	7037	7301	6540	6104
2003	6140	6463	6670	6951	7228	7330	7242	7384	7216	7236	6383	6565
2004	5927	6570	7660	7831	7490	7600	7497	7608	7487	7288	6875	7096
2005	6863	7714	8222	8454	8513	8706	8622	8818	8241	8256	7767	7019
2006	7184		8440	8967	9398	9498	8818	9269	8964	9054	8679	7526
2007	6930	7326	7718	7702	7832	7865	8933	9378	8670	8684	7498	6462
2008	6418	7761	8460	8923	7724	7273	7204	7487	7566	7737	7027	6597
2009	6549	6838	7530	7827	7947	7852	7869	7999	8059	7755	7235	6806
2010	6740	7354	7818	8254	8265	8328	7959	7930	8184	8131	7613	7015
2011	7309	7614	7820	8250	8346	8162	7656	7844	7762	7852	7305	7117
2012	7096	7440	7691	8318	8506	8285	8195	8225	7916	8187	7455	7126
2013	6852	7660	8437	8477

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