Survey on Adult Population Involvement in Learning Activities Survey on Adult Population Involvement in Learning Activities. Year 2011 Linguistic skills of persons aged 18 to 65 years old by number of languages they can use, sex and cultural participation Units: percentage of persons None One Two Three or more BOTH SEX Total 47.24 34.78 13.45 4.54 They participate in cultural activities 40.21 37.74 16.29 5.75 They do not participate in cultural activities 61.36 28.80 7.73 2.10 MALE Total 47.19 34.83 13.34 4.64 They participate in cultural activities 40.69 37.43 16.12 5.76 They do not participate in cultural activities 60.08 29.68 7.82 2.42 FEMALE Total 47.29 34.71 13.56 4.44 They participate in cultural activities 39.73 38.06 16.47 5.75 They do not participate in cultural activities 62.68 27.90 7.64 1.78 Notes: 1) Mother tongues are excluded Data referring to 12 months before the date of the survey. The symbol '.' means that data is not available, since it may be affected by sampling errors. Source: National Statistics Institute