78 · ARL Statistics 2010–2011 Summary of Rank Order Tables for University Libraries, 2010–2011 The table below presents the rank for each university library in each of the 22 categories for which rank order tables are prepared. The table numbers in the chart below refer to the data categories listed below. The number of libraries indicates the number of ARL university libraries supplying data in each category. Table Data Category Number of Libraries Reporting 1 VOLUMES IN LIBRARY 115 2 VOLUMES ADDED (GROSS) 115 3 TITLES HELD 107 4 CURRENT SERIALS (TOTAL) 115 5 MICROFORM UNITS 112 6 GOVERNMENT DOCUMENTS 104 7 TOTAL LIBRARY MATERIALS EXPENDITURES 115 8 TOTAL SALARIES &WAGES EXPENDITURES 115 9 OTHER OPERATING EXPENDITURES 115 10 TOTAL LIBRARY EXPENDITURES 115 11 MONOGRAPHS PURCHASED (VOLUMES) 106 12 EXPENDITURES FOR MONOGRAPHS 114 13 CURRENT SERIALS PURCHASED (TITLES) 113 14 EXPENDITURES FOR CURRENT SERIALS 114 15 TOTAL ITEMS LOANED (ILL) 115 16 TOTAL ITEMS BORROWED (ILL) 115 17 PROFESSIONAL STAFF (FTE) 115 18 SUPPORT STAFF (FTE) 115 19 TOTAL STAFF (FTE) 115 20 EXPENDITURES FOR ELECTRONIC RESOURCES 113 21 ELECTRONIC RESOURCES AS A %OF TOTAL LIBRARY MATERIALS 113 22 LIBRARY INVESTMENT INDEX 115