Survey on Adult Population Involvement in Learning Activities Survey on Adult Population Involvement in Learning Activities. Year 2011 Frequency and capacity to use a computer and the Internet of persons by sex and age group Units: percentage of persons ;Never uses a computer nor the Internet;Only surfs on the Internet;Basic user of computers or the Internet;Advanced user of computers or the Internet;Expert user of computers or the Internet; BOTH SEX; Total [18, 65 ];21.97;0.58;18.51;33.81;25.14; Subtotal [25, 64];24.00;0.62;19.69;32.51;23.18; 18 to 24 years old;3.82;.;8.67;45.45;41.72; 25 to 34 years old;7.77;0.77;14.39;40.70;36.37; 35 to 44 years old;16.20;0.55;21.12;35.46;26.66; 45 to 54 years old;28.53;0.58;23.52;30.08;17.28; 55 to 65 years old;51.87;.;19.73;19.89;7.97; MALE; Total [18, 65 ];20.12;0.66;16.48;31.45;31.30; Subtotal [25, 64];22.02;0.69;17.37;30.53;29.39; 18 to 24 years old;3.50;.;9.13;39.70;47.20; 25 to 34 years old;8.01;1.06;12.44;35.49;43.00; 35 to 44 years old;15.87;.;19.11;30.91;33.67; 45 to 54 years old;25.93;.;20.77;29.71;23.04; 55 to 65 years old;46.36;.;17.15;23.65;12.14; FEMALE; Total [18, 65 ];23.84;0.51;20.56;36.20;18.89; Subtotal [25, 64];26.01;0.55;22.04;34.50;16.92; 18 to 24 years old;4.15;.;8.20;51.51;35.95; 25 to 34 years old;7.52;.;16.42;46.11;29.48; 35 to 44 years old;16.54;.;23.20;40.16;19.43; 45 to 54 years old;31.13;.;26.28;30.44;11.54; 55 to 65 years old;57.14;.;22.20;16.31;3.99; Notes: .Data protected by statistical secrecy 1) 'Basic user' includes those persons able to do basic tasks with the computer or the Internet Data referring to 12 months before the date of the survey. The symbol '.' means that data is not available, since it may be affected by sampling errors. Source: National Statistics Institute