Database Use By Database
DATABASE	2009	2008	2007
Sanborn Maps	40,398	51,699	67,406
NetLibrary	61,710	98,807	282,080
News Library News	128,606	141,163	145,302
Encyclopaedia Britannica	221,606	162,601	155,682
OCLC FirstSearch	140,548	179,044	177,110
Gale	120,731	182,072	294,600
LearnATest.com	172,403	3,300	31,102
Heritage Quest	853,567	864,618	924,478
Ebsco	821,351	941,545	911,879
Tutor.com	1,351,510	963,207	1,021,395
Reference USA	1,863,758	1,417,880	1,163,971
ALL	6,054,542	5,323,644	5,499,608