長崎県壱岐市| 項目名 | 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0-4歳 | 1,828 | 1,768 | 1,700 | 1,658 | 1,642 | 1,625 | 1,583 | 1,552 | 1,531 | 1,473 | 1,445 | 1,396 | 1,367 | 1,386 | 1,342 | 1,287 | 1,244 | 1,222 | 1,181 | 1,198 | 1,160 | 1,120 | 1,082 | 1,061 | 1,005 |
| 構成比（%） | 5.1 | 5.0 | 4.8 | 4.7 | 4.7 | 4.7 | 4.6 | 4.6 | 4.6 | 4.4 | 4.4 | 4.3 | 4.3 | 4.4 | 4.3 | 4.2 | 4.1 | 4.1 | 4.0 | 4.1 | 4.1 | 4.0 | 3.9 | 3.9 | 3.7 |
| 5-9歳 | 2,221 | 2,145 | 2,053 | 1,958 | 1,872 | 1,829 | 1,816 | 1,731 | 1,692 | 1,654 | 1,605 | 1,589 | 1,517 | 1,519 | 1,473 | 1,426 | 1,370 | 1,341 | 1,346 | 1,310 | 1,297 | 1,270 | 1,249 | 1,191 | 1,194 |
| 構成比（%） | 6.1 | 6.0 | 5.8 | 5.6 | 5.4 | 5.3 | 5.3 | 5.1 | 5.0 | 5.0 | 4.9 | 4.9 | 4.8 | 4.8 | 4.8 | 4.7 | 4.6 | 4.5 | 4.6 | 4.5 | 4.6 | 4.5 | 4.5 | 4.4 | 4.5 |
| 10-14歳 | 2,663 | 2,555 | 2,478 | 2,350 | 2,271 | 2,145 | 2,070 | 1,994 | 1,941 | 1,862 | 1,781 | 1,744 | 1,670 | 1,604 | 1,564 | 1,525 | 1,493 | 1,456 | 1,435 | 1,429 | 1,386 | 1,353 | 1,299 | 1,301 | 1,273 |
| 構成比（%） | 7.4 | 7.2 | 7.0 | 6.7 | 6.5 | 6.2 | 6.1 | 5.9 | 5.8 | 5.6 | 5.4 | 5.4 | 5.2 | 5.1 | 5.1 | 5.0 | 5.0 | 4.9 | 4.9 | 4.9 | 4.9 | 4.8 | 4.7 | 4.8 | 4.7 |
| 15-19歳 | 2,597 | 2,504 | 2,420 | 2,378 | 2,301 | 2,256 | 2,154 | 2,123 | 2,080 | 2,006 | 1,896 | 1,813 | 1,718 | 1,662 | 1,627 | 1,565 | 1,516 | 1,461 | 1,377 | 1,382 | 1,328 | 1,326 | 1,283 | 1,301 | 1,307 |
| 構成比（%） | 7.2 | 7.0 | 6.8 | 6.8 | 6.6 | 6.6 | 6.3 | 6.3 | 6.2 | 6.0 | 5.8 | 5.6 | 5.4 | 5.3 | 5.3 | 5.1 | 5.1 | 4.9 | 4.7 | 4.8 | 4.7 | 4.7 | 4.7 | 4.8 | 4.9 |
| 20-24歳 | 1,348 | 1,391 | 1,485 | 1,521 | 1,515 | 1,507 | 1,461 | 1,381 | 1,379 | 1,381 | 1,361 | 1,312 | 1,230 | 1,127 | 1,058 | 1,048 | 1,019 | 997 | 950 | 944 | 895 | 824 | 819 | 790 | 787 |
| 構成比（%） | 3.7 | 3.9 | 4.2 | 4.3 | 4.4 | 4.4 | 4.3 | 4.1 | 4.1 | 4.2 | 4.1 | 4.0 | 3.9 | 3.6 | 3.4 | 3.4 | 3.4 | 3.4 | 3.3 | 3.3 | 3.1 | 2.9 | 3.0 | 2.9 | 2.9 |
| 25-29歳 | 1,349 | 1,334 | 1,414 | 1,399 | 1,389 | 1,446 | 1,518 | 1,551 | 1,564 | 1,525 | 1,517 | 1,448 | 1,337 | 1,248 | 1,218 | 1,205 | 1,142 | 1,124 | 1,069 | 1,035 | 984 | 920 | 870 | 859 | 810 |
| 構成比（%） | 3.7 | 3.7 | 4.0 | 4.0 | 4.0 | 4.2 | 4.4 | 4.6 | 4.7 | 4.6 | 4.6 | 4.5 | 4.2 | 4.0 | 3.9 | 3.9 | 3.8 | 3.8 | 3.7 | 3.6 | 3.5 | 3.3 | 3.2 | 3.2 | 3.0 |
| 30-34歳 | 1,709 | 1,614 | 1,485 | 1,523 | 1,519 | 1,504 | 1,469 | 1,502 | 1,539 | 1,490 | 1,498 | 1,594 | 1,614 | 1,593 | 1,548 | 1,541 | 1,463 | 1,354 | 1,302 | 1,288 | 1,279 | 1,211 | 1,190 | 1,152 | 1,092 |
| 構成比（%） | 4.7 | 4.5 | 4.2 | 4.3 | 4.4 | 4.4 | 4.3 | 4.4 | 4.6 | 4.5 | 4.6 | 4.9 | 5.1 | 5.1 | 5.0 | 5.0 | 4.9 | 4.6 | 4.5 | 4.4 | 4.5 | 4.3 | 4.3 | 4.2 | 4.1 |
| 35-39歳 | 2,169 | 2,060 | 1,975 | 1,877 | 1,805 | 1,716 | 1,667 | 1,549 | 1,578 | 1,580 | 1,547 | 1,509 | 1,529 | 1,587 | 1,530 | 1,507 | 1,558 | 1,578 | 1,576 | 1,566 | 1,558 | 1,509 | 1,408 | 1,343 | 1,313 |
| 構成比（%） | 6.0 | 5.8 | 5.6 | 5.4 | 5.2 | 5.0 | 4.9 | 4.6 | 4.7 | 4.8 | 4.7 | 4.6 | 4.8 | 5.0 | 4.9 | 4.9 | 5.2 | 5.3 | 5.4 | 5.4 | 5.5 | 5.4 | 5.1 | 4.9 | 4.9 |
| 40-44歳 | 2,416 | 2,350 | 2,343 | 2,271 | 2,213 | 2,116 | 2,018 | 1,941 | 1,882 | 1,789 | 1,698 | 1,648 | 1,526 | 1,512 | 1,521 | 1,509 | 1,445 | 1,484 | 1,506 | 1,519 | 1,482 | 1,563 | 1,587 | 1,611 | 1,601 |
| 構成比（%） | 6.7 | 6.6 | 6.6 | 6.5 | 6.4 | 6.1 | 5.9 | 5.7 | 5.6 | 5.4 | 5.2 | 5.1 | 4.8 | 4.8 | 4.9 | 4.9 | 4.8 | 5.0 | 5.2 | 5.2 | 5.2 | 5.6 | 5.8 | 5.9 | 6.0 |
| 45-49歳 | 2,100 | 2,807 | 2,739 | 2,577 | 2,439 | 2,388 | 2,332 | 2,314 | 2,238 | 2,206 | 2,113 | 1,996 | 1,892 | 1,843 | 1,743 | 1,682 | 1,621 | 1,531 | 1,490 | 1,467 | 1,466 | 1,411 | 1,521 | 1,504 | 1,525 |
| 構成比（%） | 5.8 | 7.9 | 7.7 | 7.4 | 7.0 | 6.9 | 6.8 | 6.8 | 6.7 | 6.6 | 6.4 | 6.1 | 5.9 | 5.9 | 5.6 | 5.5 | 5.4 | 5.2 | 5.1 | 5.1 | 5.1 | 5.0 | 5.5 | 5.5 | 5.7 |
| 50-54歳 | 2,326 | 1,968 | 2,001 | 2,244 | 2,409 | 2,559 | 2,775 | 2,706 | 2,544 | 2,390 | 2,365 | 2,294 | 2,271 | 2,194 | 2,133 | 2,060 | 1,936 | 1,871 | 1,837 | 1,771 | 1,669 | 1,615 | 1,464 | 1,454 | 1,422 |
| 構成比（%） | 6.4 | 5.5 | 5.7 | 6.4 | 6.9 | 7.4 | 8.1 | 8.0 | 7.6 | 7.2 | 7.2 | 7.1 | 7.1 | 7.0 | 6.9 | 6.7 | 6.5 | 6.3 | 6.3 | 6.1 | 5.9 | 5.8 | 5.3 | 5.3 | 5.3 |
| 55-59歳 | 2,821 | 2,196 | 2,186 | 2,094 | 2,088 | 2,050 | 1,935 | 1,974 | 2,210 | 2,372 | 2,495 | 2,720 | 2,639 | 2,476 | 2,330 | 2,301 | 2,213 | 2,210 | 2,112 | 2,076 | 2,011 | 1,915 | 1,822 | 1,796 | 1,722 |
| 構成比（%） | 7.8 | 6.2 | 6.2 | 6.0 | 6.0 | 6.0 | 5.7 | 5.8 | 6.6 | 7.1 | 7.6 | 8.4 | 8.3 | 7.9 | 7.5 | 7.5 | 7.4 | 7.5 | 7.2 | 7.2 | 7.1 | 6.8 | 6.6 | 6.6 | 6.4 |
| 60-64歳 | 2,725 | 2,762 | 2,673 | 2,509 | 2,378 | 2,233 | 2,146 | 2,148 | 2,081 | 2,074 | 2,041 | 1,906 | 1,926 | 2,162 | 2,303 | 2,417 | 2,647 | 2,575 | 2,417 | 2,354 | 2,273 | 2,207 | 2,170 | 2,078 | 2,007 |
| 構成比（%） | 7.5 | 7.8 | 7.6 | 7.2 | 6.8 | 6.5 | 6.3 | 6.4 | 6.2 | 6.2 | 6.2 | 5.9 | 6.0 | 6.9 | 7.4 | 7.9 | 8.8 | 8.7 | 8.3 | 8.1 | 8.0 | 7.9 | 7.9 | 7.6 | 7.5 |
| 65-69歳 | 2,076 | 2,705 | 2,680 | 2,689 | 2,697 | 2,660 | 2,615 | 2,541 | 2,396 | 2,280 | 2,155 | 2,064 | 2,058 | 1,996 | 2,008 | 1,947 | 1,828 | 1,862 | 2,088 | 2,182 | 2,281 | 2,480 | 2,528 | 2,388 | 2,270 |
| 構成比（%） | 5.7 | 7.6 | 7.6 | 7.7 | 7.8 | 7.7 | 7.7 | 7.5 | 7.1 | 6.9 | 6.6 | 6.4 | 6.5 | 6.3 | 6.5 | 6.4 | 6.1 | 6.3 | 7.2 | 7.5 | 8.0 | 8.9 | 9.2 | 8.8 | 8.5 |
| 70-74歳 | 1,422 | 2,181 | 2,312 | 2,452 | 2,466 | 2,505 | 2,484 | 2,461 | 2,475 | 2,480 | 2,440 | 2,413 | 2,346 | 2,212 | 2,098 | 2,022 | 1,934 | 1,936 | 1,878 | 1,891 | 1,879 | 1,767 | 1,729 | 1,918 | 2,048 |
| 構成比（%） | 3.9 | 6.1 | 6.5 | 7.0 | 7.1 | 7.3 | 7.3 | 7.3 | 7.4 | 7.5 | 7.4 | 7.4 | 7.4 | 7.0 | 6.8 | 6.6 | 6.4 | 6.5 | 6.4 | 6.5 | 6.6 | 6.3 | 6.3 | 7.1 | 7.6 |
| 75-79歳 | 1,754 | 1,471 | 1,524 | 1,583 | 1,734 | 1,833 | 1,933 | 2,045 | 2,156 | 2,179 | 2,208 | 2,191 | 2,192 | 2,195 | 2,193 | 2,164 | 2,135 | 2,079 | 1,968 | 1,908 | 1,834 | 1,746 | 1,717 | 1,687 | 1,692 |
| 構成比（%） | 4.9 | 4.1 | 4.3 | 4.5 | 5.0 | 5.3 | 5.7 | 6.1 | 6.4 | 6.6 | 6.7 | 6.7 | 6.9 | 7.0 | 7.1 | 7.1 | 7.1 | 7.0 | 6.7 | 6.6 | 6.4 | 6.2 | 6.2 | 6.2 | 6.3 |
| 80歳以上 | 2,594 | 1,809 | 1,876 | 1,939 | 1,994 | 2,047 | 2,151 | 2,277 | 2,345 | 2,495 | 2,642 | 2,825 | 3,011 | 3,166 | 3,278 | 3,383 | 3,435 | 3,508 | 3,607 | 3,637 | 3,663 | 3,698 | 3,783 | 3,768 | 3,759 |
| 構成比（%） | 7.2 | 5.1 | 5.3 | 5.5 | 5.7 | 5.9 | 6.3 | 6.7 | 7.0 | 7.5 | 8.1 | 8.7 | 9.5 | 10.1 | 10.6 | 11.1 | 11.5 | 11.9 | 12.4 | 12.5 | 12.9 | 13.2 | 13.7 | 13.9 | 14.0 |
人口増加都市
