Living Conditions Survey (LCS) 
Social participation
Adults by frequency with who contact (by Telephone,mail, email, etc.) with friends and training level
Units: Total number of adults (thousands) and horizontal  percentages.

;Total;Daily;Weekly ( but not Daily);Several times per month ( but not Weekly);Once a month;At least once a year ( but Less than once a month);Never;No data recorded;
Total;36,917.5;22.2;34.2;13.6;8.0;7.6;14.0;0.5;
Primary education or lower;13,224.7;11.8;24.2;14.3;9.2;12.4;27.8;0.3;
First stage secondary education;7,754.0;25.4;34.6;13.8;8.7;6.2;11.0;0.3;
Second stage secondary education;7,659.8;30.0;40.1;11.8;7.1;5.0;5.5;0.5;
Higher education;8,193.8;28.6;44.5;13.9;6.4;3.7;2.5;0.5;
No data recorded;85.2;20.3;27.4;5.9;5.4;6.4;9.7;24.9;
Notes:
1) Family members who are not members of the household are considered  
1) ~'training level,Primary education or lower'~Including illiterates
1) ~'training level,First stage secondary education'~Including training and labour integration equivalent to this level
1) ~'training level,Second stage secondary education'~Including training and labour integration equivalent to this level (including that  requiring the second stage secondary education degree)
1) ~'training level,Higher education'~Including training and labour integration equivalent to this level
Source: National Statistics Institute