Educational level;Frequency contact by phone, sms, internet, etc.. with friends;Total Total;Daily;40.7 Total;Weekly but not daily;33.6 Total;Various times a month but not weekly;9.9 Total;Once to month;5.4 Total;At least once a year but less of a once a month;3.8 Total;Never;6.6 Total;Not specified;0.0 Primary education or lower;Daily;20.8 Primary education or lower;Weekly but not daily;30.0 Primary education or lower;Various times a month but not weekly;13.9 Primary education or lower;Once to month;8.8 Primary education or lower;At least once a year but less of a once a month;8.0 Primary education or lower;Never;18.4 Primary education or lower;Not specified;.. First stage of secondary education;Daily;43.4 First stage of secondary education;Weekly but not daily;32.4 First stage of secondary education;Various times a month but not weekly;9.9 First stage of secondary education;Once to month;5.6 First stage of secondary education;At least once a year but less of a once a month;3.9 First stage of secondary education;Never;4.7 First stage of secondary education;Not specified;0.0 Second stage of secondary education;Daily;49.8 Second stage of secondary education;Weekly but not daily;33.2 Second stage of secondary education;Various times a month but not weekly;8.8 Second stage of secondary education;Once to month;4.1 Second stage of secondary education;At least once a year but less of a once a month;2.0 Second stage of secondary education;Never;2.0 Second stage of secondary education;Not specified;0.0 Higher education;Daily;49.1 Higher education;Weekly but not daily;38.3 Higher education;Various times a month but not weekly;7.1 Higher education;Once to month;3.0 Higher education;At least once a year but less of a once a month;1.3 Higher education;Never;1.2 Higher education;Not specified;.. Not specified;Daily;61.8 Not specified;Weekly but not daily;.. Not specified;Various times a month but not weekly;.. Not specified;Once to month;.. Not specified;At least once a year but less of a once a month;.. Not specified;Never;.. Not specified;Not specified;38.2