United Nations Nations Unies

Population Division
Department of Economic and Social Affairs

The Two Billionaires -- India and China

Number of Years for Population to Increase from
500 Million Persons to 1 Billion Persons

India 34 years (1965-1999)
China 33 years (1947-1980)
World 304 years (1500-1804)

Number of Years for Population to Increase from
One Billion Persons to 1.5 Billion Persons

India 46 years (1999-2045)
China 52 years (1980-2032)
World 78 years (1804-1882)

 
Source: United Nations Population Division

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