Since the reporting year 2019, Archive Statistics have been compiled by Statistics Austria as a voluntary annual survey on the basis of the archive register kept by the Austrian State Archives. The data collected describes structural features of the institutions as well as their use.
The statistics on scientific and special libraries are compiled annually by Statistics Austria as a voluntary survey. Since the reporting year 2010, it has been supplemented by data from Austrian Library Statistics (ÖBS), which are compiled by the University Library Center of the German State of North Rhine-Westphalia on behalf of the Austrian Library Network and Service. The data includes media inventory, new media acquisitions, library usage, and library staff and expenditures. The statistics for public libraries come from the Austrian Library Association (BVÖ) and are updated annually.