Survey on Adult Population Involvement in Learning Activities Formal and informal education. Absolute values Institution that delivers the informal education activity, by type of activity. Units: activities ,Total,Formal education institution,Informal education and training institutions,Commercial institutions whose main activity is not education,Employers,Business organisations, chambers of commerce,Trade unions,Not-for-profit organisations,Individuals,Non-commercial institutions whose main activity is not education,Others,No data recorded, Total,10,935,940,1,040,621,2,847,849,544,634,2,113,934,718,472,450,538,669,471,316,002,517,597,1,291,171,425,652, Theoretical courses taught in the classroom,3,712,377,437,725,918,454,180,273,603,744,293,158,163,151,193,753,48,418,226,094,462,555,185,050, Courses that combine theory and practice,4,127,324,344,872,1,274,081,210,532,551,602,216,393,143,398,397,921,105,467,245,150,542,684,95,224, Courses taught through distance-education,789,077,93,254,256,281,34,712,62,737,78,030,85,796,.,.,.,68,279,67,188, Private tuition,313,120,.,85,536,.,.,.,.,40,242,129,620,.,30,865,., Practical training activities at the workplace,1,994,041,153,644,313,497,115,661,892,698,128,675,58,193,.,.,.,186,788,75,848, 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