Survey on Adult Population Involvement in Learning Activities Formal and informal education. Absolute values Characteristics of the informal education activities carried out for work reasons, by sex and highest level of studies completed of the person carrying them out. Units: persons Total They carry out the activity mainly during paid working hours The employer pays part or all of the expenses of the classes, registration and exam fees. The employer pays part or all of the expenses of the books or technical study media. BOTH SEXES Total 5,084,256 1,658,429 2,223,743 1,960,738 First stage secondary education and lower 1,259,172 402,592 499,245 431,877 Intermediate-level studies 1,208,869 408,753 543,412 475,744 Tertiary level and university studies 2,616,215 847,083 1,181,085 1,053,116 MALES Total 2,869,002 1,036,225 1,350,077 1,194,415 First stage secondary education and lower 846,017 284,879 339,644 288,241 Intermediate-level studies 733,673 264,412 351,666 317,714 Tertiary level and university studies 1,289,312 486,935 658,767 588,460 FEMALES Total . . . . First stage secondary education and lower 413,155 117,714 159,601 143,636 Intermediate-level studies 475,197 144,341 191,746 158,030 Tertiary level and university studies . . . . Notes: .Data protected by statistical secrecy 1) The Intermediate-level studies category is comprised of: Post-Secondary Education, intermediate-level technical-professional education. 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