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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