Country of birth of the parents of the main breadwinner;Coefficient of variation;Periodo;Total Total;Variation coefficient;2015;0,8 Total;Variation coefficient;2014;0,8 Total;Variation coefficient;2013;0,8 Total;Variation coefficient;2012;0,8 Total;Variation coefficient;2011;0,8 Spain;Variation coefficient;2015;0,9 Spain;Variation coefficient;2014;0,9 Spain;Variation coefficient;2013;0,8 Spain;Variation coefficient;2012;0,9 Spain;Variation coefficient;2011;0,9 Abroad;Variation coefficient;2015;4 Abroad;Variation coefficient;2014;4 Abroad;Variation coefficient;2013;4,2 Abroad;Variation coefficient;2012;4,3 Abroad;Variation coefficient;2011;4,2 Other case;Variation coefficient;2015;11,9 Other case;Variation coefficient;2014;10,4 Other case;Variation coefficient;2013;11,4 Other case;Variation coefficient;2012;11,1 Other case;Variation coefficient;2011;10,9