Living Conditions Survey (LCS) 
Risk of poverty or social exclusion (Europe 2020 Strategy) 
At-risk-of-poverty or social exclusion rate (Europe 2020 Strategy), by educational level attained (persons aged 16 years old and over). 
Unidades: %
;2012;2011;2010;2009;2008;2007;2006;2005;2004;
        Total;27,4;26,8;26;23,8;23,5;22,5;23,1;23,6;25,4;
        Primary education or lower;34;35,3;34,8;34,4;34,2;31,4;34,5;33,4;37,8;
        First stage secondary education;35,1;32,4;31,3;25,6;26,1;24,6;24,9;24,8;26,6;
        Second stage secondary education;25,7;23,3;22,7;20,1;18,6;19,2;15,9;17,2;20,6;
        Higher education;14;14;12,7;11,3;10,7;10,3;10;11,7;10,9;
        No data recorded;75,7;57,2;36,5;30,7;25,7;33,5;19,2;32,3;28,6;
Notas:
Educational level attained: 
Primary education or lower: This includes illiterate persons

First-stage secondary education: This includes training and equivalent labour insertion

Second-stage secondary education: This includes training and equivalent labour insertion (including that which requires a second-stage secondary education qualification)

Higher education: This includes training and equivalent labour insertion
The population at risk of poverty or social exclusion is that which is in one or more of these situations:

At risk of poverty (60% of the median income per consumption unit).

With severe material deprivation (with deprivation in at least 4 concepts from a list of 9).

In households without employment, or with low work intensity (households in which the members of the household who are of working age worked less than 20% of their total work potential during the reference year). 
Fuente: