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;24,841;7,428;10,408;2,113;4,892;3,792;1,668;2,124; National;410;153;128;74;55;58;39;19; Autonomous communities central Libraries;361;143;78;66;74;18;18;0; Public;12,998;3,011;6,457;920;2,610;1,771;478;1,293; For specific groups of users (non-specialised);405;21;128;32;224;256;15;241; Libraries in higher education institutions;5,953;2,563;2,743;229;418;834;784;50; Specialised Libraries: Total;4,714;1,537;874;792;1,511;855;334;521; Specialised Libraries: In religious institutions;254;116;53;24;61;140;16;124; Specialised Libraries: In the administration;1,216;386;276;212;342;85;63;22; Specialised Libraries: In research centres;405;172;140;24;69;47;32;15; Specialised Libraries: In professional associations and colleges;373;75;34;48;216;111;51;60; Specialised Libraries: In commercial companies or firms;123;66;19;27;11;4;3;1; Specialised Libraries: In archives and museums;672;205;133;96;238;113;62;51; Specialised Libraries: In health centres;267;101;57;29;80;25;2;23; Specialised Libraries: Other specialised Libraries;1,404;416;162;332;494;330;105;225; Notes: Source: National Statistics Institute