Population by Age Group, CNMI: 1973 to 2000
| Total | Percents | |||||||||
| Age Group | 2000 | 1995 | 1990 | 1980 | 1973 | 2000 | 1995 | 1990 | 1980 | 1973 |
| Total | 69,221 | 58,846 | 43,345 | 16,780 | 14,496 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 |
| Less than 5 | 5,792 | 6,084 | 4,139 | 2,464 | 2416 | 8.4 | 10.3 | 9.5 | 14.7 | 16.7 |
| 5 to 9 | 5,420 | 4,619 | 3,275 | 2,148 | 2195 | 7.8 | 7.8 | 7.6 | 12.8 | 15.1 |
| 10 to 14 | 4,377 | 3,600 | 2,901 | 2,193 | 1920 | 6.3 | 6.1 | 6.7 | 13.1 | 13.2 |
| 15 to 19 | 3,943 | 3,335 | 2,773 | 1,703 | 1644 | 5.7 | 5.7 | 6.4 | 10.1 | 11.3 |
| 20 to 24 | 7,566 | 6,406 | 5,624 | 1,512 | 1291 | 10.9 | 10.9 | 13.0 | 9.0 | 8.9 |
| 25 to 29 | 10,540 | 8,914 | 6,140 | 1,463 | 1023 | 15.2 | 15.1 | 14.2 | 8.7 | 7.1 |
| 30 to 34 | 9,641 | 7,720 | 5,878 | 1,303 | 778 | 13.9 | 13.1 | 13.6 | 7.8 | 5.4 |
| 35 to 39 | 7,060 | 6,465 | 4,330 | 864 | 722 | 10.2 | 11.0 | 10.0 | 5.1 | 5.0 |
| 40 to 44 | 5,591 | 4,420 | 3,112 | 824 | 614 | 8.1 | 7.5 | 7.2 | 4.9 | 4.2 |
| 45 to 49 | 3,771 | 3,040 | 1,921 | 660 | 459 | 5.4 | 5.2 | 4.4 | 3.9 | 3.2 |
| 50 to 54 | 2,437 | 1,603 | 1,247 | 496 | 424 | 3.5 | 2.7 | 2.9 | 3.0 | 2.9 |
| 55 to 59 | 1,199 | 1,053 | 771 | 388 | 332 | 1.7 | 1.8 | 1.8 | 2.3 | 2.3 |
| 60 to 64 | 837 | 649 | 458 | 267 | 271 | 1.2 | 1.1 | 1.1 | 1.6 | 1.9 |
| 65 to 74 | 748 | 401 | 349 | 228 | 280 | 1.1 | 0.7 | 0.8 | 1.4 | 1.9 |
| 75 to 84 | 233 | 259 | 190 | 139 | 86 | 0.3 | 0.4 | 0.4 | 0.8 | 0.6 |
| 85 yrs. & over | 66 | 278 | 237 | 128 | 41 | 0.1 | 0.5 | 0.5 | 0.8 | 0.3 |
| Median | 28.6 | 28.0 | 27.4 | 19.7 | 17.2 | … | … | … | … | … |