年出生人口 等效父母代人口总数 实际生育率
2,012 16,350,000 21,271,457 1.537271306
2,011 16,040,000 21,380,187 1.500454577
2,010 15,960,000 21,446,100 1.488382473
2,009 16,150,000 21,237,624 1.520885755
2,008 16,080,000 21,143,421 1.521040485
2,007 15,940,000 21,157,434 1.506798986
2,006 15,840,000 21,149,793 1.497887036
2,005 16,170,000 21,451,184 1.507609073
2,004 15,930,000 21,738,001 1.465636179
2,003 15,990,000 22,200,819 1.440487423
2,002 16,470,000 22,305,290 1.476779757
2,001 17,020,000 22,413,292 1.518741634
2,000 13,793,799 22,768,054 1.211680096
1,999 11,495,247 23,127,494 0.994076312
1,998 14,010,711 23,686,330 1.183020864
1,997 14,454,335 23,817,050 1.213780486
1,996 15,224,282 23,409,728 1.300679932
1,995 16,933,559 23,046,787 1.469494153
均值 15,547,330 22,152,780 1.403645905
如果以两代人两个最低出生年份1150(1999)和1793(1977)年进行衡量,1150/1793=0.64