大分県佐伯市| 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 | 3,874 | 3,771 | 3,682 | 3,625 | 3,560 | 3,423 | 3,340 | 3,279 | 3,192 | 3,118 | 3,113 | 2,995 | 2,966 | 2,910 | 2,811 | 2,727 | 2,699 | 2,644 | 2,616 | 2,594 | 2,577 | 2,502 | 2,447 | 2,278 | 2,176 |
| 構成比（%） | 4.3 | 4.2 | 4.1 | 4.1 | 4.0 | 3.9 | 3.9 | 3.8 | 3.7 | 3.7 | 3.7 | 3.6 | 3.6 | 3.6 | 3.5 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.4 | 3.3 | 3.3 | 3.1 | 3.0 |
| 5-9歳 | 4,693 | 4,489 | 4,238 | 4,146 | 4,052 | 3,921 | 3,814 | 3,704 | 3,649 | 3,579 | 3,440 | 3,373 | 3,359 | 3,220 | 3,132 | 3,110 | 3,001 | 2,957 | 2,921 | 2,830 | 2,767 | 2,728 | 2,648 | 2,644 | 2,577 |
| 構成比（%） | 5.2 | 5.0 | 4.8 | 4.7 | 4.6 | 4.5 | 4.4 | 4.3 | 4.3 | 4.2 | 4.1 | 4.0 | 4.1 | 3.9 | 3.9 | 3.9 | 3.8 | 3.8 | 3.8 | 3.7 | 3.6 | 3.6 | 3.6 | 3.6 | 3.6 |
| 10-14歳 | 5,577 | 5,366 | 5,210 | 5,015 | 4,849 | 4,638 | 4,412 | 4,179 | 4,090 | 3,993 | 3,880 | 3,796 | 3,687 | 3,625 | 3,527 | 3,371 | 3,291 | 3,278 | 3,153 | 3,108 | 3,082 | 2,967 | 2,908 | 2,860 | 2,801 |
| 構成比（%） | 6.2 | 6.0 | 5.9 | 5.7 | 5.5 | 5.3 | 5.1 | 4.9 | 4.8 | 4.7 | 4.6 | 4.6 | 4.5 | 4.4 | 4.4 | 4.2 | 4.2 | 4.2 | 4.1 | 4.0 | 4.1 | 4.0 | 3.9 | 3.9 | 3.9 |
| 15-19歳 | 5,991 | 5,866 | 5,577 | 5,409 | 5,176 | 5,052 | 4,932 | 4,812 | 4,601 | 4,434 | 4,236 | 4,098 | 3,877 | 3,776 | 3,672 | 3,647 | 3,560 | 3,437 | 3,409 | 3,368 | 3,241 | 3,132 | 3,088 | 3,030 | 2,921 |
| 構成比（%） | 6.6 | 6.5 | 6.3 | 6.1 | 5.9 | 5.8 | 5.7 | 5.6 | 5.4 | 5.2 | 5.0 | 4.9 | 4.7 | 4.6 | 4.5 | 4.5 | 4.5 | 4.4 | 4.4 | 4.4 | 4.3 | 4.2 | 4.2 | 4.2 | 4.1 |
| 20-24歳 | 4,563 | 4,659 | 4,664 | 4,604 | 4,502 | 4,426 | 4,291 | 4,202 | 4,182 | 3,987 | 3,940 | 3,837 | 3,704 | 3,502 | 3,368 | 3,247 | 3,094 | 2,965 | 2,942 | 2,895 | 2,822 | 2,724 | 2,643 | 2,634 | 2,580 |
| 構成比（%） | 5.1 | 5.2 | 5.2 | 5.2 | 5.1 | 5.1 | 5.0 | 4.9 | 4.9 | 4.7 | 4.7 | 4.6 | 4.5 | 4.3 | 4.2 | 4.0 | 3.9 | 3.8 | 3.8 | 3.8 | 3.7 | 3.6 | 3.6 | 3.6 | 3.6 |
| 25-29歳 | 4,041 | 4,170 | 4,272 | 4,398 | 4,542 | 4,670 | 4,613 | 4,578 | 4,464 | 4,391 | 4,278 | 4,065 | 3,916 | 3,811 | 3,607 | 3,544 | 3,414 | 3,333 | 3,234 | 3,194 | 2,982 | 2,832 | 2,641 | 2,487 | 2,413 |
| 構成比（%） | 4.5 | 4.6 | 4.8 | 5.0 | 5.2 | 5.3 | 5.3 | 5.3 | 5.2 | 5.2 | 5.1 | 4.9 | 4.7 | 4.7 | 4.5 | 4.4 | 4.3 | 4.3 | 4.2 | 4.1 | 3.9 | 3.8 | 3.6 | 3.4 | 3.4 |
| 30-34歳 | 4,590 | 4,437 | 4,217 | 4,200 | 4,194 | 4,062 | 4,172 | 4,268 | 4,375 | 4,470 | 4,593 | 4,545 | 4,514 | 4,377 | 4,245 | 4,119 | 4,023 | 3,881 | 3,770 | 3,608 | 3,488 | 3,391 | 3,250 | 3,121 | 3,023 |
| 構成比（%） | 5.1 | 4.9 | 4.7 | 4.7 | 4.8 | 4.6 | 4.8 | 5.0 | 5.1 | 5.3 | 5.5 | 5.5 | 5.5 | 5.4 | 5.3 | 5.1 | 5.1 | 5.0 | 4.9 | 4.7 | 4.6 | 4.5 | 4.4 | 4.3 | 4.2 |
| 35-39歳 | 5,503 | 5,166 | 4,955 | 4,810 | 4,669 | 4,532 | 4,402 | 4,179 | 4,162 | 4,145 | 4,018 | 4,144 | 4,281 | 4,354 | 4,416 | 4,501 | 4,417 | 4,413 | 4,315 | 4,229 | 4,125 | 4,012 | 3,833 | 3,697 | 3,480 |
| 構成比（%） | 6.1 | 5.7 | 5.6 | 5.4 | 5.3 | 5.2 | 5.1 | 4.9 | 4.9 | 4.9 | 4.8 | 5.0 | 5.2 | 5.3 | 5.5 | 5.6 | 5.6 | 5.6 | 5.6 | 5.5 | 5.4 | 5.3 | 5.2 | 5.1 | 4.8 |
| 40-44歳 | 6,637 | 6,413 | 6,213 | 5,962 | 5,703 | 5,457 | 5,124 | 4,880 | 4,710 | 4,548 | 4,495 | 4,365 | 4,129 | 4,073 | 4,076 | 3,953 | 4,043 | 4,133 | 4,272 | 4,354 | 4,381 | 4,318 | 4,334 | 4,285 | 4,137 |
| 構成比（%） | 7.3 | 7.1 | 7.0 | 6.7 | 6.5 | 6.2 | 5.9 | 5.7 | 5.5 | 5.4 | 5.3 | 5.2 | 5.0 | 5.0 | 5.0 | 4.9 | 5.1 | 5.3 | 5.5 | 5.6 | 5.8 | 5.8 | 5.9 | 5.9 | 5.8 |
| 45-49歳 | 7,122 | 7,702 | 7,666 | 7,306 | 6,939 | 6,583 | 6,366 | 6,138 | 5,862 | 5,600 | 5,379 | 5,055 | 4,819 | 4,652 | 4,476 | 4,401 | 4,272 | 4,050 | 4,030 | 4,014 | 3,938 | 3,904 | 4,169 | 4,116 | 4,258 |
| 構成比（%） | 7.9 | 8.6 | 8.6 | 8.2 | 7.9 | 7.5 | 7.3 | 7.1 | 6.9 | 6.6 | 6.4 | 6.1 | 5.8 | 5.7 | 5.5 | 5.5 | 5.4 | 5.2 | 5.2 | 5.2 | 5.2 | 5.2 | 5.6 | 5.6 | 5.9 |
| 50-54歳 | 6,245 | 5,766 | 5,806 | 6,205 | 6,628 | 7,035 | 7,588 | 7,572 | 7,248 | 6,889 | 6,508 | 6,314 | 6,073 | 5,801 | 5,538 | 5,316 | 4,995 | 4,770 | 4,589 | 4,505 | 4,388 | 4,347 | 4,005 | 4,010 | 3,924 |
| 構成比（%） | 6.9 | 6.4 | 6.5 | 7.0 | 7.5 | 8.0 | 8.8 | 8.8 | 8.5 | 8.1 | 7.7 | 7.6 | 7.4 | 7.1 | 6.9 | 6.6 | 6.3 | 6.1 | 5.9 | 5.8 | 5.8 | 5.8 | 5.4 | 5.5 | 5.5 |
| 55-59歳 | 6,230 | 6,207 | 6,186 | 6,046 | 6,189 | 6,151 | 5,738 | 5,737 | 6,141 | 6,527 | 6,921 | 7,452 | 7,493 | 7,159 | 6,798 | 6,462 | 6,238 | 6,004 | 5,724 | 5,532 | 5,273 | 5,038 | 4,716 | 4,557 | 4,444 |
| 構成比（%） | 6.9 | 6.9 | 7.0 | 6.8 | 7.0 | 7.0 | 6.6 | 6.7 | 7.2 | 7.7 | 8.2 | 8.9 | 9.1 | 8.8 | 8.4 | 8.1 | 7.9 | 7.7 | 7.4 | 7.2 | 6.9 | 6.7 | 6.4 | 6.3 | 6.2 |
| 60-64歳 | 6,897 | 6,829 | 6,709 | 6,659 | 6,354 | 6,121 | 6,097 | 6,127 | 5,964 | 6,090 | 6,091 | 5,664 | 5,678 | 6,088 | 6,459 | 6,843 | 7,352 | 7,401 | 7,067 | 6,793 | 6,413 | 6,206 | 6,012 | 5,675 | 5,472 |
| 構成比（%） | 7.6 | 7.6 | 7.5 | 7.5 | 7.2 | 7.0 | 7.0 | 7.1 | 7.0 | 7.2 | 7.2 | 6.8 | 6.9 | 7.5 | 8.0 | 8.5 | 9.3 | 9.4 | 9.1 | 8.8 | 8.4 | 8.3 | 8.1 | 7.8 | 7.6 |
| 65-69歳 | 6,328 | 6,424 | 6,504 | 6,587 | 6,615 | 6,562 | 6,502 | 6,393 | 6,404 | 6,097 | 5,904 | 5,892 | 5,933 | 5,797 | 5,911 | 5,909 | 5,511 | 5,534 | 5,936 | 6,214 | 6,561 | 7,029 | 7,267 | 7,052 | 6,638 |
| 構成比（%） | 7.0 | 7.1 | 7.3 | 7.4 | 7.5 | 7.5 | 7.5 | 7.4 | 7.5 | 7.2 | 7.0 | 7.1 | 7.2 | 7.1 | 7.3 | 7.4 | 7.0 | 7.1 | 7.6 | 8.1 | 8.6 | 9.4 | 9.8 | 9.7 | 9.2 |
| 70-74歳 | 4,705 | 4,895 | 5,184 | 5,355 | 5,585 | 5,854 | 5,914 | 6,018 | 6,112 | 6,127 | 6,081 | 6,033 | 5,945 | 5,973 | 5,728 | 5,589 | 5,552 | 5,575 | 5,448 | 5,584 | 5,651 | 5,403 | 5,162 | 5,492 | 5,892 |
| 構成比（%） | 5.2 | 5.4 | 5.8 | 6.0 | 6.3 | 6.7 | 6.8 | 7.0 | 7.2 | 7.2 | 7.2 | 7.2 | 7.2 | 7.3 | 7.1 | 7.0 | 7.0 | 7.1 | 7.0 | 7.2 | 7.4 | 7.2 | 7.0 | 7.5 | 8.2 |
| 75-79歳 | 3,324 | 3,454 | 3,528 | 3,739 | 3,936 | 4,137 | 4,305 | 4,547 | 4,686 | 4,900 | 5,150 | 5,233 | 5,337 | 5,411 | 5,442 | 5,461 | 5,460 | 5,377 | 5,399 | 5,249 | 5,131 | 5,000 | 5,150 | 5,036 | 5,111 |
| 構成比（%） | 3.7 | 3.8 | 4.0 | 4.2 | 4.5 | 4.7 | 5.0 | 5.3 | 5.5 | 5.8 | 6.1 | 6.3 | 6.5 | 6.6 | 6.7 | 6.8 | 6.9 | 6.9 | 6.9 | 6.8 | 6.7 | 6.7 | 7.0 | 6.9 | 7.1 |
| 80歳以上 | 4,017 | 4,265 | 4,381 | 4,536 | 4,668 | 4,812 | 5,073 | 5,290 | 5,607 | 5,886 | 6,121 | 6,457 | 6,877 | 7,180 | 7,574 | 8,034 | 8,327 | 8,640 | 8,905 | 9,087 | 9,246 | 9,515 | 9,652 | 9,934 | 9,960 |
| 構成比（%） | 4.4 | 4.7 | 4.9 | 5.1 | 5.3 | 5.5 | 5.9 | 6.2 | 6.6 | 6.9 | 7.3 | 7.7 | 8.3 | 8.8 | 9.4 | 10.0 | 10.5 | 11.0 | 11.5 | 11.8 | 12.2 | 12.7 | 13.1 | 13.6 | 13.9 |
人口増加都市
