Libraries Statistics Results by Autonomous City and Community Libraries (administrative units) by Autonomous City and Community and average number of weekly hours open to the public. Units: number of libraries Libraries (Administrative Units) Up to 10 Over 10 and up to 20 Over 20 and up to 40 More than 40 National total 6,717 831 1,471 3,146 1,269 Andalucía 991 94 268 442 187 Aragón 328 98 95 104 31 Asturias, Principado de 162 16 32 82 32 Balears, Illes 152 11 34 87 20 Canarias 199 15 40 84 60 Cantabria 100 9 12 59 20 Castilla y León 532 105 131 218 78 Castilla-La Mancha 590 58 188 303 41 Cataluña 849 54 126 472 197 Comunidad Valenciana 633 114 120 261 138 Extremadura 481 97 172 184 28 Galicia 497 41 76 258 122 Madrid, Comunidad de 548 34 42 298 174 Murcia, Región de 110 11 12 51 36 Navarra, Comunidad Foral de 140 14 38 70 18 País Vasco 312 43 68 130 71 Rioja, La 72 15 15 32 10 Ceuta 13 1 1 7 4 Melilla 8 1 1 4 2 Notes: Source: National Statistics Institute