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