The mortality data in this table have been derived from death certificates in participation with the National Vital Statistics System, and are maintained and provided by the Utah Department of Health, Office of Vital Records. They include virtually all deaths of Utah residents, regardless of where the death occurred. The causes of death were coded using International Classification of Diseases (ICD) codes. The population estimates for years 1980-1999 were produced by the Utah Governor's Office of Planning and Budget (GOPB). For years 2000 and later the population estimates are provided by the National Center for Health Statistics (NCHS) through a collaborative agreement with the U.S. Census Bureau. The leading causes of death is defined by NCHS 50 leading causes.