Libraries Statistics National results Number of persons working for Libraries by type of library and type of personnel. Units: number of persons ,Personnel included on the staff: Total,Personnel included on the staff: Professional librarians,Personnel included on the staff: Library assistants,Personnel included on the staff: Specialised personnel,Personnel included on the staff: Other personnel,Personnel not included on the staff: Total,Personnel not included on the staff: Interns,Personnel not included on the staff: Volunteers, Total,24,941,7,460,10,548,1,820,5,113,3,515,1,547,1,968, National,419,171,141,82,25,79,59,20, Autonomous communities central Libraries,391,160,72,63,96,21,21,0, Public,13,385,3,100,6,603,712,2,970,1,668,454,1,214, For specific groups of users (non-specialised),380,25,137,24,194,245,16,229, Libraries in higher education institutions,5,891,2,528,2,793,229,341,752,726,26, Specialised Libraries: Total,4,475,1,476,802,710,1,487,750,271,479, Specialised Libraries: In religious institutions,267,119,57,26,65,149,11,138, Specialised Libraries: In the administration,1,026,352,204,170,300,93,58,35, Specialised Libraries: In research centres,362,159,126,19,58,44,30,14, Specialised Libraries: In professional associations and colleges,357,81,40,37,199,87,24,63, Specialised Libraries: In commercial companies or firms,117,68,16,22,11,6,4,2, Specialised Libraries: In archives and museums,691,210,130,105,246,110,48,62, Specialised Libraries: In health centres,257,91,67,27,72,21,2,19, Specialised Libraries: Other specialised Libraries,1,398,396,162,304,536,240,94,146, Notes: Source: National Statistics Institute