ARS Statistics

ULS Transaction Volume by Month

Month	1999	2000	2001	2002	2003	2004	2005	2006	2007	2008	2009	2010	2011	2012
Jan		6,676	9,462	11,100	11,984	14,687	11,830	19,606	19,843	12,994	16,013	10,876	8,740	10,391
Feb		8,499	12,460	10,128	12,199	12,854	11,106	10,264	14,275	15,327	12,990	10,843	9,893
Mar		11,706	12,935	19,197	12,962	15,098	13,578	14,885	23,042	14,209	14,383	15,140	12,913
Apr		13,067	11,753	14,556	13,067	16,534	10,953	11,113	16,621	14,667	13,230	13,680	11,876
May		21,101	10,642	14,014	12,661	11,624	10,511	13,168	16,167	13,447	11,788	12,207	10,759
Jun		28,094	10,502	11,480	12,099	13,349	11,609	12,116	13,863	11,709	10,691	13,851	11,064
Jul	6,093	11,510	9,395	9,900	12,169	11,878	8,466	13,521	13,065	11,404	9,602	9,542	9,717
Aug	3,525	10,696	10,713	9,433	10,742	11,436	9,549	13,481	12,811	11,216	10,365	8,992	8,984
Sep	5,250	12,126	9,234	8,257	8,791	13,924	9,230	12,383	10,428	9,589	9,454	8,449	9,132
Oct	6,908	9,523	11,083	11,100	11,745	9,560	7,168	12,642	12,937	10,442	10,274	8,845	9,046
Nov	7,311	10,192	6,940	9,436	9,991	9,525	9,136	18,954	13,131	11,361	9,908	7,446	10,352
Dec	8,510	10,450	7,901	10,117	10,602	10,337	8,172	11,932	10,643	10,906	10,461	9,215	9,072
Total	37,597	153,640	123,020	138,718	139,012	150,806	121,308	164,065	176,826	147,271	139,159	129,086	121,548	10,391

The above data shows the count of records, in the ULS data base for the given month that have the 'last_action_date' field in the the HD table within that month. The data for July 1999 shows only transactions beginning July 15, 1999, the date the FCC cutover the ULS system for the Amateur Radio Service.