Quality of life Persons aged 16 and over by participation in volunteering activities outside volunteering organisations by income quintile per consumption unit Units: Porcentajes horizontales. ;SÍ;NO; Total;5.9;94.1; Primer quintil;4.7;95.3; Segundo quintil;5.2;94.8; Tercer quintil;5.2;94.8; Cuarto quintil;6.6;93.4; Quinto quintil;7.4;92.6; Notes: Source: Instituto Nacional de Estadística