Survey on Adult Population Involvement in Learning Activities Formal and informal education. Absolute values Average expenditure per participant in informal education activities, by sex and employment situation at the time of the interview. Units: euros ;Total;Expenses on registration, classes and exam fees;Expenses on books and materials; BOTH SEXES; Total;706.51;460.72;245.79; Working;801.43;504.59;296.84; Unemployed;730.74;501.56;229.18; Inactive;412.93;311.76;101.17; MALES; Total;827.25;538.52;288.73; Working;878.41;552.88;325.53; Unemployed;.;635.67;.; Inactive;466.15;382.35;83.80; FEMALES; Total;631.91;414.06;217.85; Working;738.22;466.77;271.45; Unemployed;687.70;439.31;248.39; Inactive;397.90;292.84;105.06; 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