Statistics for Five Most Populous Countries by Decade - Ordered

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Year	Population	Country	% Correct
1950	562 m	China	99%
1950	369 m	India	97%
1950	151 m	United States	95%
1960	651 m	China	86%
1990	1,153 m	China	85%
2020	1,439 m	China	85%
1960	445 m	India	85%
2000	1,268 m	China	84%
1980	987 m	China	84%
1970	822 m	China	84%
1990	838 m	India	84%
2020	1,380 m	India	84%
2020	331 m	United States	84%
1960	179 m	United States	84%
2030	1,403 m	China	83%
2010	1,336 m	China	83%
1970	553 m	India	83%
2030	1,460 m	India	83%
1980	684 m	India	83%
2010	1,173 m	India	83%
2000	1,006 m	India	83%
1970	203 m	United States	83%
1980	227 m	United States	83%
1990	249 m	United States	83%
1950	101 m	USSR	83%
2010	309 m	United States	82%
2030	359 m	United States	82%
2000	282 m	United States	82%
2040	1,364 m	China	81%
2050	1,656 m	India	81%
2040	1,571 m	India	81%
2050	1,301 m	China	80%
2040	380 m	United States	80%
2020	273 m	Indonesia	79%
2050	398 m	United States	79%
2010	243 m	Indonesia	78%
2000	214 m	Indonesia	77%
2030	285 m	Indonesia	77%
1990	181 m	Indonesia	77%
1960	119 m	USSR	77%
1970	130 m	USSR	76%
1980	150 m	Indonesia	74%
2040	296 m	Indonesia	73%
2010	195 m	Brazil	72%
2050	300 m	Indonesia	72%
2000	174 m	Brazil	71%
1990	149 m	Brazil	71%
2040	321 m	Nigeria	71%
1980	139 m	USSR	71%
1970	122 m	Indonesia	70%
2030	258 m	Nigeria	70%
2050	391 m	Nigeria	70%
2020	220 m	Pakistan	69%
1960	100 m	Indonesia	68%
1950	83 m	Japan	64%