Measuring Population

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: produced by subtracting the death rate from the birth rate 

-this gives us the the annual natural growth rate - in percentage form - for a country or region

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 migration 

-written as a positive number 

Ex. Canada had 5.56 migrants per 1,000 population

Now Canada has 5.66 migrants per 1,000 population 

-United States had 3.62 migrants per 1,000 population 

Now the United States has 2.45 migrants per 1,000 population

-an excess of persons leaving the country is net emigration 

-written as a negative number

Ex. Mexico had -3.51 migrants per 1,000 population

Now Mexico has -1.64 migrants per 1,000 population

-Argentina has 0 migrants per 1,000 population