YEAR,Jan,Feb,Mar,Apr,May,Jun,Jul,Aug,Sep,Oct,Nov,Dec,Annual 24-hr Avg.
1999,,,,,,,,,,3759,2997,2464
2000,2157,2489,2803,3067,3382,3498,3528,3431,3395,3572,2815,2477,3051
2001,2204,2409,2796,3124,3649,3648,3738,3645,3597,3747,3081,2467,3175
2002,2377,2604,2849,3222,3721,3932,,3728,3449,3459,3031,2627
2003,2460,2756,2911,3161,3732,4011,4043,3796,3705,3853,3061,2694,3349
2004,2224,2648,3088,3438,3677,3839,3988,3943,3806,3861,3081,2754,3362
2005,2462,2865,3142,3307,3729,3997,4313,4050,3716,3805,3149,2703,3437
2006,2523,2816,2996,3463,3803,4172,4160,4005,4057,4082,3316,2864,3521
2007,2736,2924,3352,3551,4006,4161,4195,4117,4263,4028,3289,2782,3617
2008,2338,2622,3010,3220,3664,3824,3864,3790,3584,3757,3234,2584,3291
2009,2423,2711,3008,3387,3922,4041,4269,3976,3952