Survey on Adult Population Involvement in Learning Activities Formal and informal education. Absolute values Persons began to study an educational level higher than that achieved, and dropped out, by sex and age group. Units: persons ;Total;Yes;No;No data recorded; BOTH SEXES; Total [25, 74];29,238,135;4,359,656;24,818,927;59,552; Subtotal [25, 64];25,507,487;4,178,013;21,280,174;49,301; 25 to 44 years of age;14,863,880;2,939,412;11,902,665;.; 45 to 64 years of age;10,643,607;1,238,600;9,377,509;.; 65 to 74 years of age;3,730,648;181,643;3,538,753;.; MALES; Total [25, 74];14,593,072;2,446,564;12,124,680;.; Subtotal [25, 64];12,871,359;2,330,104;10,521,545;.; 25 to 44 years of age;7,632,188;1,627,221;5,992,470;.; 45 to 64 years of age;5,239,171;702,883;4,529,076;.; 65 to 74 years of age;1,721,713;116,460;1,603,134;.; FEMALES; Total [25, 74];14,645,063;1,913,092;12,694,247;37,724; Subtotal [25, 64];12,636,128;1,847,909;10,758,628;29,591; 25 to 44 years of age;7,231,692;1,312,191;5,910,195;.; 45 to 64 years of age;5,404,436;535,717;4,848,434;.; 65 to 74 years of age;2,008,935;65,183;1,935,619;.; Notes: .Data protected by statistical secrecy Data referring to the 12 months prior to the date of the survey. The symbol '.' shall be deemed as data which cannot be provided since it may be affected by sampling errors. Source: National Statistics Institute