Libraries Statistics National results Libraries (administrative units) by type of library and collections (number of volumes). Units: number of libraries ;Libraries (Administrative Units);Up to 2.000;From 2,001 a 5,000;From 5,001 a 10,000;From 10,001 a 20,000;From 20,001 a 50,000;From 50,001 a 100,000;More than 100,000; Total;6,636;610;1,155;1,513;1,524;1,125;366;343; National;1;.;.;.;.;.;.;1; Autonomous communities central Libraries;7;.;.;.;.;.;.;7; Public;4,035;172;661;1,063;1,078;749;185;127; For specific groups of users (non-specialised);198;48;43;38;39;26;3;1; Libraries in higher education institutions;300;14;31;31;56;67;20;81; Specialised Libraries: Total;2,095;376;420;381;351;283;158;126; Specialised Libraries: In religious institutions;185;9;18;12;27;56;43;20; Specialised Libraries: In the administration;394;50;73;63;81;58;41;28; Specialised Libraries: In research centres;123;16;18;16;27;15;9;22; Specialised Libraries: In professional associations and colleges;267;107;66;41;28;13;8;4; Specialised Libraries: In commercial companies or firms;42;3;5;10;6;8;7;3; Specialised Libraries: In archives and museums;356;38;50;82;85;68;17;16; Specialised Libraries: In health centres;138;49;36;28;18;2;3;2; Specialised Libraries: Other specialised Libraries;590;104;154;129;79;63;30;31; Notes: .Data protected by statistical secrecy Source: National Statistics Institute