Survey on Adult Population Involvement in Learning Activities Survey on Adult Population Involvement in Learning Activities. Year 2011 Persons aged 18 to 65 years old by command of the language they can use better, sex and language Units: percentage of persons ;Basic level;Medium level;Advanced level; BOTH SEX; Total;32.36;38.46;29.19; Spanish;18.81;25.69;55.51; Catalan;23.26;26.30;50.44; Euskera;28.23;36.85;34.92; Valencian;27.30;37.37;35.33; Galician;.;25.27;57.97; English;34.42;45.47;20.12; French;44.06;37.95;17.99; German;45.81;36.11;18.08; Italian;33.73;34.08;32.19; Portuguese;45.52;34.27;20.20; Russian;.;.;.; MALE; Total;30.88;38.75;30.37; Spanish;19.13;27.21;53.66; Catalan;20.59;27.27;52.14; Euskera;26.20;37.64;36.15; Valencian;.;43.88;31.41; Galician;.;.;66.36; English;33.22;45.24;21.54; French;42.46;37.58;19.96; German;45.27;37.04;.; Italian;26.23;40.61;33.16; Portuguese;45.75;.;.; Russian;.;.;.; FEMALE; Total;33.87;38.16;27.98; Spanish;18.45;24.00;57.55; Catalan;25.90;25.34;48.76; Euskera;30.02;36.15;33.83; Valencian;29.69;31.34;38.97; Galician;.;.;49.19; English;35.66;45.70;18.64; French;45.48;38.28;16.24; German;46.35;35.19;.; Italian;42.67;26.29;31.04; Portuguese;45.27;35.99;.; Russian;.;.;.; Notes: .Data protected by statistical secrecy 1) It has been selected the language that the own person considers s/he can use better, between Spanish, English, French, German, Russian, Italian, Portuguese, Catalan, Galician, Valencian and Euskera, excluding mother tongues. 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