Survey on Adult Population Involvement in Learning Activities Survey on Adult Population Involvement in Learning Activities. Year 2011 Languages that persons aged 18 to 65 years old can use better by sex and maximum educational level achieved Units: percentage of persons Spanish Catalan Euskera Valencian Galician English French German Italian Portuguese Russian BOTH SEX Total 16.10 7.88 1.93 2.00 0.99 49.72 15.89 1.88 2.00 1.20 0.41 Secondary education, first stage primary education and illiterate 28.22 14.79 1.48 3.37 0.88 31.63 13.19 2.60 1.49 2.16 . Mid-level studies 16.22 6.26 1.90 1.74 1.18 51.14 16.20 1.68 1.80 0.95 . Higher and university studies 8.56 4.75 2.23 1.34 0.94 59.89 17.33 1.57 2.44 0.78 . MALE Total 16.75 7.75 1.80 1.91 1.01 50.27 14.80 1.85 2.15 1.27 . Secondary education, first stage primary education and illiterate 26.48 13.53 1.32 3.35 . 34.46 12.92 2.48 1.50 2.73 . Mid-level studies 18.47 5.24 2.09 . . 51.47 14.23 1.94 . . . Higher and university studies 8.31 5.37 1.93 . . 61.00 16.60 1.33 2.89 . . FEMALE Total 15.45 8.01 2.07 2.10 0.98 49.17 17.00 1.91 1.84 1.13 . Secondary education, first stage primary education and illiterate 30.46 16.41 1.68 3.39 . 27.99 13.54 2.76 . . . Mid-level studies 13.94 7.29 1.72 . . 50.80 18.18 1.42 1.81 . . Higher and university studies 8.78 4.20 2.50 1.67 1.05 58.89 17.99 1.79 2.04 0.94 . Notes: .Data protected by statistical secrecy 1) The category 'Intermediate level studies' includes: Secondary education, intermediate technical-vocational education and other. 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