CrossRef Indicators
Updated March 01, 2010
Total no. participating publishers & societies 2,984
% of non-profit publishers 57%
Total no. participating libraries 1,561
No. journals covered 21,388
No. DOIs registered to date 40,376,500
No. DOIs deposited in previous month 418,850
No. DOIs retrieved (matched references) in previous month 13,019,428
DOI resolutions (end-user clicks) in previous month n/a