Source: World Bank
Release: World Development Indicators
Crude birth rate indicates the number of live births occurring during the year, per 1,000 population estimated at midyear. Subtracting the crude death rate from the crude birth rate provides the rate of natural increase, which is equal to the rate of population change in the absence of migration.
Source Indicator: SP.DYN.CBRT.IN
World Bank, Crude Birth Rate for the United States [SPDYNCBRTINUSA], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/SPDYNCBRTINUSA, October 17, 2017.