- crude birth rate : number of births per 1,000 of the population
- crude death rate : number of deaths per 1,000 of the population
Rate of Natural Increase (RNI)
- produced by subtracting the death rate from the birth rate
- gives us annual natural growth rate in percentage form for a country or region
More Measurement of Population
- net migration rate : the difference between the number of persons entering and leaving a country during a year
- an excess of persons entering the country is net immigration
- written as a positive number
- Ex. Canada has 5.65 migrants per 1,000 population
- United States 3.62
- an excess of persons leaving the country is net immigration
- written as a negative number
- Ex. Mexico has -3.1l migrants per 1,000 population
- It was -3.61 last year
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