Objective: Mental health services appear increasingly incapable of satisfying the demand for care, which may cause some segments of the population to be less effectively reached. This study investigated the rates of use of mental health services in the Netherlands from 1979 to 1995 and examined whether particular sociodemo-graphic groups made greater or lesser relative use of these services over time. Methods: Data were derived from the Facilities Use Surveys, a series of Dutch crosssectional population studies that have recorded household characteristics and service use since 1979. More than 28,000 households were included in the analyses. Results: The overall use of mental health services virtually doubled from 1979 to 1995; a particularl...