 All children under one have access to well-baby clinics, and the immunization coverage rate in 2002 was above 91% for all antigens.Costa Rica has a very low malaria incidence of 48 per 100,000 in 2000 and no reported cases of measles in 2002.The perinatal mortality rate dropped from 12.0 per 1000 in 1972 to 5.4 per 1000 in 2001.