Survey on Homeless Persons Job, occupation, income and education Homeless Persons by reading, writing, or arithmetic difficulties Units: absolute value/percentage ;persons;% persons; Total reading;22,938;100.0; Reading Yes;4,873;21.2; Reading No;18,065;78.8; Writing Total;22,938;100.0; Writing Yes;4,481;19.5; Writing No;18,457;80.5; Arithmetic Total;22,938;100.0; Arithmetic Yes;5,026;21.9; Arithmetic No;17,913;78.1; Notes: Source: National Statistics Institute