The annual crude death rate is defined as the number of deaths in a calendar year divided by the population on July 1 of that year the 1980 population of california was 23,000,000(as estimated by july 1)and there were 190, 237 deaths during 1980 190.247 crude death rate 1000 23,00000 =8.3 deaths per 1000 persons per year Age-specific death rate• The annual crude death rate is defined as the number of deaths in a calendar year divided by the population on July 1 of that year . the 1980 population of California was 23,000,000(as estimated by July 1) and there were 190,237 deaths during 1980. 10 •Age-specific death rate