Living Conditions Survey (LCS) 
Social participation
Adults by frequency with who contact (by Telephone,mail, email, etc.) with relatives 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,36,917.5,27.3,38.6,13.9,7.6,6.5,5.7,0.5,
Primary education or lower,13,224.7,24.7,35.6,14.7,7.8,8.3,8.7,0.2,
First stage secondary education,7,754.0,25.0,38.7,14.5,8.8,6.4,6.2,0.4,
Second stage secondary education,7,659.8,28.4,40.3,13.9,7.9,5.5,3.4,0.6,
Higher education,8,193.8,32.7,41.9,12.2,5.8,4.3,2.6,0.5,
No data recorded,85.2,15.7,34.8,7.8,3.3,8.0,5.4,24.9,
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