Rate of first entries into foster care per 1,000 children under age 18, by age group. Rates represent a three-year average of data. First entries into foster care are unduplicated counts of children under the supervision of county welfare departments and exclude cases under the supervision of county probation departments, out-of-state agencies, state adoptions district offices, and Indian child welfare departments. LNE (Low Number Event) refers to data that have been suppressed because there were fewer than 20 children with first entries. N/A means that data are not available. Data Source: Needell, B., et al. (May 2014). Child Welfare Services Reports forCalifornia, U.C. Berkeley Center for Social Services Research. As cited on kidsdata.org, a program of the Lucile Packard Foundation for Children's Health. Retrieved on May 31, 2015.