Survey on Equipment and Use of Information and Communication Technologies in Households Results by Autonomous Community Use of ICT products by persons Persons who hold some kind of electronic signature certificate (electronic ID Card or other) by Autonomous Community and use of said certificate in their online relations with the Public Adminis. Units: Number of persons (aged 16 to 74 years) and horizontal percentages Total who hold some kind of electronic signature certificate (electronic ID Card or other) use of said certificate in their online relations with the Public Adminis.: electronic ID Card use of said certificate in their online relations with the Public Adminis.: Other accepted electronic signature certificates National Total 10,973,398 4.6 13.1 Andalucía 1,883,857 6.4 18.0 Aragón 318,409 6.2 6.1 Asturias, Principado de 289,588 5.7 7.6 Balears, Illes 241,517 2.9 10.1 Canarias 523,544 6.8 9.9 Cantabria 163,761 0.8 10.7 Castilla y León 820,245 6.6 10.1 Castilla-La Mancha 384,089 4.3 10.8 Cataluña 1,323,452 3.9 13.1 Comunitat Valenciana 1,147,622 2.5 13.7 Extremadura 255,600 6.7 8.2 Galicia 795,681 4.4 12.3 Madrid, Comunidad de 1,575,409 3.0 16.3 Murcia, Región de 304,513 6.3 11.9 Navarra, Comunidad Foral de 165,173 3.8 4.3 País Vasco 661,126 3.3 11.6 Rioja, La 78,952 8.0 12.0 Ceuta 25,511 8.7 20.9 Melilla 15,348 4.4 16.3 Notes: Source: National Statistics Institute