Year,Jan.,Feb.,Mar.,Apr.,May.,Jun.,Jul.,Aug.,Sep.,Oct.,Nov.,Dec.,24-Hour Annual Avg.,
1990,1758,1978,2085,2473,2523,2648,2490,2352,2413,2333,2009,1747,2235,
1991,1713,1951,2054,2461,2522,2720,2650,2529,2493,2445,2018,2029,2300,
1992,1999,2211,2425,2869,2943,2786,2760,2673,2659,2584,2106,2083,2516,
1993,1821,2014,2371,2703,2946,3120,3078,2888,3208,2744,2289,2226,2620,
1994,2213,2267,2611,2965,2948,2524,2772,2832,2990,2631,2238,2054,2589,
1995,2107,2340,2419,2862,3019,2877,2785,,,,,,,
1996,,,,,,,,,,2497,2155,1961,,
1997,2000,2228,2312,2791,2950,2878,2654,2679,2781,2564,2222,2127,2516,
1998,2053,2283,2345,2817,2824,2791,2816,2702,2819,2581,2233,2141,2534,
1999,2099,2236,2479,2736,2973,2931,3043,2897,2803,2674,2277,2239,2616,
2000,2178,2355,2570,2995,2905,3068,2826,2797,2690,2537,2141,2125,2599,
2001,2043,2196,2508,2821,2914,2850,3029,2998,2837,2616,2266,2015,2591,
2002,2052,2109,2322,2753,2814,2808,2717,2715,2605,2617,2247,2085,2487,
2003,2020,,,2918,2924,2759,2612,2626,2584,2463,2027,1956,,
2004,1833,1955,2283,2722,2585,2897,2759,2826,2802,2661,2229,2083,2470,
2005,1877,2141,2281,2633,2480,2587,2611,2542,2533,2387,2114,1950,2345,
2006,1977,2116,2126,2670,2695,2786,2634,2709,2842,2639,2200,2032,2452,
2007,2020,2125,2317,2630,2737,2659,,2507,2347,2331,2128,1868,,
2008,1811,1938,1983,2441,2481,2467,2459,2326,2310,2195,1984,1859,2188,
2009,1812,1980,2014,2619,2827,2478,2546,2520,2435,2244,2038,1885,2283,
2010,1810,1931,2126,2520,2489,2501,2535,2529,2441,2237,1908,1849,2240,
2011,1787,1868,1950,2374,2415,2452,2347,2306,2330,2293,1985,1884,2166,
2012,1923,2006,2154,2653,2567,2778,2811,2477,2373,2104,1934,1795,2298,
2013,1682,1878,2056,2471,2549,2534,2403,2275,2264,2233,1911,1774,2169,
2014,1761,1886,2115,2475,2574,2419,2424,2173,2343,2220,1811,1763,2164,
2015,1728,2065,2204,2490,2337,2472,1547,2010,2064,2061,1728,1710,,