Note:

These charts include the 196 countries and territories with a population of 100,000 or more in 2009.

(1) Number of births in 1000 (during five-year period).

(2) The Crude Birth Rate is the number of births over a given period divided by the person-years lived by the population over that period. It is expressed as number of births per 1,000 population.

(3) Total Fertility is the average number of children a hypothetical cohort of women would have at the end of their reproductive period if they were subject during their whole lives to the fertility rates of a given period and if they were not subject to mortality. It is expressed as children per woman.

(4) The Net Reproductive Rate is the average number of daughters a hypothetical cohort of women would have at the end of their reproductive period if they were subject during their whole lives to the fertility rates and the mortality rates of a given period. It is expressed as number of daughters per woman.

Source: United Nations, Department of Economic and Social Affairs, Population Division (2011): World Population Prospects: The 2010 Revision. New York

(Updated: 4 May 2011)