Opening hours per week (regular opening hours): 107
Proportion of closed stacks in %: 10
Building/Equipment
Gross area in m²: 10.493 of which user areas: 8.308
User workstations: 651 including 604 reading workstations (472 individual workstations and 132 group workstations), including PC workstations: 47 (29 internet, 16 intranet and 2 multimedia workstations)
Inventory and additions
Total holdings (monographs, journals, microfiches, CD-ROMs, databases, etc.): approx. 1,84 million media units including printed journal subscriptions: 983 including electronic journals: 71.015 including electronic holdings: 515.448
Additional access to freely available electronic journals: 68.900
Additional access to freely available databases: 5.842
Newly acquired monographs: 13.824
Newly acquired e-books: 12.888
Use
Library visitors: 1.046.902
Active users (= borrowers): 18.671
External users: 2.525
Local lending: 330.543 Loans 1.561.888 Renewals 1.892.431 Total borrowings 56.954 Reservations 319.161 Rebookings
Interlibrary loans: 8.666 positively completed orders for interlibrary loans and 9.105 positively completed orders for interlibrary loans
Search queries in the local WWW catalogue: 4.017.061
Staff
Library staff according to the staffing plan: 63,11