Health Homeless persons according to prevalence of active depression symptoms by drug use at some time Units: percentage ,Total,Serious depression symptoms,Other depression symptoms,No depression symptoms, Total,100.0,18.7,17.2,64.0, Have ever used drugs,100.0,25.7,22.0,52.3, Have never used drugs,100.0,13.5,13.7,72.8, Notes: Source: National Statistics Institute