千葉県館山市| 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 | 2,217 | 2,176 | 2,206 | 2,195 | 2,157 | 2,121 | 2,061 | 2,031 | 2,035 | 1,936 | 1,951 | 1,998 | 1,942 | 1,877 | 1,845 | 1,841 | 1,844 | 1,833 | 1,771 | 1,684 | 1,615 | 1,572 | 1,490 | 1,395 | 1,363 |
| 構成比（%） | 4.1 | 4.1 | 4.2 | 4.2 | 4.1 | 4.1 | 4.0 | 3.9 | 4.0 | 3.8 | 3.8 | 3.9 | 3.8 | 3.7 | 3.7 | 3.7 | 3.7 | 3.7 | 3.6 | 3.4 | 3.3 | 3.2 | 3.1 | 2.9 | 2.9 |
| 5-9歳 | 2,592 | 2,459 | 2,393 | 2,275 | 2,233 | 2,231 | 2,171 | 2,147 | 2,116 | 2,101 | 2,087 | 2,042 | 2,021 | 2,025 | 1,942 | 1,920 | 1,947 | 1,910 | 1,867 | 1,848 | 1,802 | 1,767 | 1,757 | 1,716 | 1,632 |
| 構成比（%） | 4.8 | 4.6 | 4.5 | 4.3 | 4.3 | 4.3 | 4.2 | 4.2 | 4.1 | 4.1 | 4.1 | 4.0 | 4.0 | 4.0 | 3.9 | 3.8 | 3.9 | 3.8 | 3.8 | 3.8 | 3.7 | 3.7 | 3.7 | 3.6 | 3.5 |
| 10-14歳 | 3,043 | 2,987 | 2,847 | 2,829 | 2,724 | 2,567 | 2,441 | 2,344 | 2,233 | 2,178 | 2,165 | 2,119 | 2,141 | 2,123 | 2,114 | 2,092 | 2,064 | 2,039 | 2,027 | 1,962 | 1,913 | 1,898 | 1,856 | 1,812 | 1,807 |
| 構成比（%） | 5.7 | 5.6 | 5.4 | 5.4 | 5.2 | 4.9 | 4.7 | 4.5 | 4.3 | 4.3 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.2 | 4.1 | 4.1 | 4.1 | 4.0 | 3.9 | 3.9 | 3.9 | 3.8 | 3.9 |
| 15-19歳 | 3,493 | 3,348 | 3,144 | 2,948 | 2,792 | 2,759 | 2,723 | 2,569 | 2,533 | 2,476 | 2,339 | 2,289 | 2,238 | 2,116 | 2,110 | 2,102 | 2,056 | 2,054 | 2,037 | 2,102 | 2,107 | 2,052 | 1,991 | 1,980 | 1,919 |
| 構成比（%） | 6.5 | 6.3 | 5.9 | 5.6 | 5.3 | 5.3 | 5.2 | 5.0 | 4.9 | 4.8 | 4.6 | 4.5 | 4.4 | 4.2 | 4.2 | 4.2 | 4.1 | 4.1 | 4.1 | 4.3 | 4.3 | 4.2 | 4.1 | 4.2 | 4.1 |
| 20-24歳 | 2,750 | 2,750 | 2,705 | 2,660 | 2,586 | 2,533 | 2,448 | 2,372 | 2,249 | 2,089 | 2,057 | 2,013 | 1,916 | 1,887 | 1,850 | 1,787 | 1,729 | 1,710 | 1,612 | 1,612 | 1,684 | 1,695 | 1,716 | 1,637 | 1,642 |
| 構成比（%） | 5.1 | 5.1 | 5.1 | 5.0 | 4.9 | 4.8 | 4.7 | 4.6 | 4.4 | 4.1 | 4.0 | 3.9 | 3.8 | 3.7 | 3.7 | 3.6 | 3.5 | 3.4 | 3.3 | 3.3 | 3.5 | 3.5 | 3.6 | 3.5 | 3.5 |
| 25-29歳 | 2,559 | 2,595 | 2,833 | 2,816 | 2,880 | 2,972 | 2,995 | 2,920 | 2,982 | 2,940 | 2,809 | 2,652 | 2,477 | 2,382 | 2,182 | 2,129 | 2,091 | 2,008 | 1,977 | 1,964 | 1,810 | 1,766 | 1,768 | 1,694 | 1,636 |
| 構成比（%） | 4.8 | 4.9 | 5.3 | 5.3 | 5.5 | 5.7 | 5.8 | 5.6 | 5.8 | 5.7 | 5.5 | 5.2 | 4.9 | 4.7 | 4.3 | 4.2 | 4.2 | 4.0 | 4.0 | 4.0 | 3.7 | 3.6 | 3.7 | 3.6 | 3.5 |
| 30-34歳 | 2,608 | 2,567 | 2,482 | 2,615 | 2,614 | 2,618 | 2,683 | 2,884 | 2,846 | 2,927 | 3,021 | 3,187 | 3,151 | 3,027 | 2,984 | 2,804 | 2,706 | 2,586 | 2,497 | 2,316 | 2,202 | 2,154 | 2,057 | 1,988 | 1,916 |
| 構成比（%） | 4.9 | 4.8 | 4.7 | 5.0 | 5.0 | 5.0 | 5.2 | 5.6 | 5.5 | 5.7 | 5.9 | 6.2 | 6.2 | 6.0 | 5.9 | 5.6 | 5.4 | 5.2 | 5.0 | 4.7 | 4.5 | 4.5 | 4.3 | 4.2 | 4.1 |
| 35-39歳 | 2,932 | 2,857 | 2,816 | 2,713 | 2,623 | 2,630 | 2,579 | 2,453 | 2,557 | 2,615 | 2,623 | 2,668 | 2,914 | 2,963 | 3,046 | 3,151 | 3,193 | 3,111 | 3,090 | 2,981 | 2,868 | 2,690 | 2,509 | 2,434 | 2,260 |
| 構成比（%） | 5.5 | 5.3 | 5.3 | 5.1 | 5.0 | 5.0 | 5.0 | 4.7 | 5.0 | 5.1 | 5.1 | 5.2 | 5.7 | 5.9 | 6.1 | 6.3 | 6.4 | 6.3 | 6.2 | 6.1 | 5.9 | 5.6 | 5.2 | 5.1 | 4.8 |
| 40-44歳 | 3,912 | 3,670 | 3,398 | 3,207 | 3,043 | 2,932 | 2,834 | 2,753 | 2,658 | 2,561 | 2,585 | 2,550 | 2,453 | 2,565 | 2,646 | 2,710 | 2,757 | 2,983 | 3,069 | 3,138 | 3,148 | 3,183 | 3,125 | 3,055 | 2,947 |
| 構成比（%） | 7.3 | 6.9 | 6.4 | 6.1 | 5.8 | 5.6 | 5.4 | 5.3 | 5.2 | 5.0 | 5.1 | 5.0 | 4.8 | 5.1 | 5.3 | 5.4 | 5.5 | 6.0 | 6.2 | 6.4 | 6.5 | 6.6 | 6.5 | 6.5 | 6.3 |
| 45-49歳 | 4,670 | 4,927 | 4,879 | 4,575 | 4,249 | 3,864 | 3,628 | 3,378 | 3,149 | 2,986 | 2,868 | 2,803 | 2,746 | 2,669 | 2,610 | 2,610 | 2,600 | 2,511 | 2,634 | 2,709 | 2,768 | 2,781 | 3,057 | 3,058 | 3,106 |
| 構成比（%） | 8.7 | 9.2 | 9.2 | 8.7 | 8.1 | 7.4 | 7.0 | 6.5 | 6.1 | 5.8 | 5.6 | 5.5 | 5.4 | 5.3 | 5.2 | 5.2 | 5.2 | 5.1 | 5.3 | 5.5 | 5.7 | 5.7 | 6.4 | 6.5 | 6.6 |
| 50-54歳 | 3,936 | 3,810 | 3,843 | 4,148 | 4,351 | 4,647 | 4,895 | 4,815 | 4,533 | 4,196 | 3,836 | 3,608 | 3,353 | 3,147 | 3,001 | 2,917 | 2,833 | 2,766 | 2,691 | 2,632 | 2,607 | 2,644 | 2,543 | 2,641 | 2,724 |
| 構成比（%） | 7.3 | 7.1 | 7.2 | 7.9 | 8.3 | 8.9 | 9.4 | 9.3 | 8.8 | 8.2 | 7.5 | 7.1 | 6.6 | 6.2 | 6.0 | 5.8 | 5.7 | 5.6 | 5.4 | 5.4 | 5.3 | 5.5 | 5.3 | 5.6 | 5.8 |
| 55-59歳 | 3,544 | 3,495 | 3,572 | 3,654 | 3,865 | 3,943 | 3,806 | 3,867 | 4,141 | 4,366 | 4,670 | 4,916 | 4,875 | 4,575 | 4,247 | 3,875 | 3,648 | 3,383 | 3,169 | 3,070 | 2,937 | 2,865 | 2,775 | 2,712 | 2,638 |
| 構成比（%） | 6.6 | 6.5 | 6.7 | 6.9 | 7.4 | 7.5 | 7.3 | 7.5 | 8.0 | 8.5 | 9.1 | 9.6 | 9.6 | 9.1 | 8.4 | 7.7 | 7.3 | 6.8 | 6.4 | 6.2 | 6.0 | 5.9 | 5.8 | 5.7 | 5.6 |
| 60-64歳 | 3,839 | 3,885 | 3,834 | 3,713 | 3,611 | 3,529 | 3,516 | 3,614 | 3,737 | 3,959 | 4,028 | 3,917 | 3,966 | 4,270 | 4,514 | 4,792 | 5,058 | 5,024 | 4,689 | 4,447 | 4,009 | 3,759 | 3,527 | 3,261 | 3,127 |
| 構成比（%） | 7.1 | 7.3 | 7.2 | 7.0 | 6.9 | 6.7 | 6.8 | 7.0 | 7.3 | 7.7 | 7.9 | 7.7 | 7.8 | 8.5 | 9.0 | 9.6 | 10.1 | 10.1 | 9.5 | 9.0 | 8.2 | 7.8 | 7.4 | 6.9 | 6.7 |
| 65-69歳 | 3,718 | 3,687 | 3,671 | 3,696 | 3,680 | 3,740 | 3,752 | 3,718 | 3,610 | 3,551 | 3,486 | 3,518 | 3,599 | 3,718 | 3,963 | 4,037 | 3,892 | 3,976 | 4,325 | 4,475 | 4,766 | 4,991 | 5,058 | 4,785 | 4,432 |
| 構成比（%） | 6.9 | 6.9 | 6.9 | 7.0 | 7.0 | 7.1 | 7.2 | 7.2 | 7.0 | 6.9 | 6.8 | 6.9 | 7.1 | 7.4 | 7.9 | 8.0 | 7.8 | 8.0 | 8.7 | 9.1 | 9.8 | 10.3 | 10.5 | 10.1 | 9.5 |
| 70-74歳 | 2,997 | 3,122 | 3,306 | 3,393 | 3,419 | 3,462 | 3,425 | 3,405 | 3,455 | 3,440 | 3,510 | 3,498 | 3,499 | 3,444 | 3,386 | 3,327 | 3,362 | 3,444 | 3,558 | 3,741 | 3,924 | 3,833 | 3,766 | 4,038 | 4,274 |
| 構成比（%） | 5.6 | 5.8 | 6.2 | 6.4 | 6.5 | 6.6 | 6.6 | 6.6 | 6.7 | 6.7 | 6.9 | 6.9 | 6.9 | 6.8 | 6.7 | 6.6 | 6.7 | 6.9 | 7.2 | 7.6 | 8.0 | 7.9 | 7.8 | 8.5 | 9.1 |
| 75-79歳 | 2,274 | 2,329 | 2,364 | 2,441 | 2,545 | 2,598 | 2,733 | 2,892 | 2,995 | 3,021 | 3,040 | 3,056 | 3,047 | 3,100 | 3,108 | 3,183 | 3,184 | 3,206 | 3,139 | 3,103 | 3,027 | 3,069 | 3,139 | 3,224 | 3,432 |
| 構成比（%） | 4.2 | 4.4 | 4.4 | 4.6 | 4.9 | 5.0 | 5.2 | 5.6 | 5.8 | 5.9 | 6.0 | 6.0 | 6.0 | 6.1 | 6.2 | 6.3 | 6.4 | 6.5 | 6.3 | 6.3 | 6.2 | 6.3 | 6.5 | 6.8 | 7.3 |
| 80歳以上 | 2,627 | 2,750 | 2,843 | 2,942 | 3,036 | 3,207 | 3,390 | 3,571 | 3,682 | 3,846 | 3,999 | 4,189 | 4,406 | 4,573 | 4,727 | 4,900 | 5,007 | 5,133 | 5,329 | 5,387 | 5,562 | 5,678 | 5,842 | 5,915 | 5,920 |
| 構成比（%） | 4.9 | 5.1 | 5.4 | 5.6 | 5.8 | 6.1 | 6.5 | 6.9 | 7.1 | 7.5 | 7.8 | 8.2 | 8.7 | 9.1 | 9.4 | 9.8 | 10.0 | 10.3 | 10.8 | 11.0 | 11.4 | 11.7 | 12.2 | 12.5 | 12.7 |
人口増加都市
