Survey on Homeless Persons Relative sampling errors Sampling errors relating to the homeless population by nationality and age groups. Unidades: percentages ;From 18 to 29 years of age;From 30 to 44 years of age;From 45 to 64 years of age;Above 64 years;Total; Total;7,37;5,05;5,78;13,95;3,01; Spanish;13,97;7,15;6,77;14,79;4,21; Foreign;8,75;8,11;12,14;38,02;5,26; Notas: Fuente: National Statistics Institute