population
(millions) 1000-1800 |
lower estimate |
upper estimate |
1000 | 254 | 345 |
1100 | 301 | 320 |
1200 | 360 | 450 |
1250 | 400 | 416 |
1300 | 360 | 432 |
1340 | 443 | |
1400 | 350 | 374 |
1500 | 425 | 540 |
1600 | 545 | 579 |
1650 | 470 | 545 |
1700 | 600 | 679 |
1750 | 629 | 961 |
1800 | 813 | 1125 |
growth factor 1000-1800 |
3.20 | 3.26 |
average
compound annual rate of growth |
0.146% | 0.148% |
years to double | 477 | 469 |
double | 2 | 2 |