高知県高岡郡佐川町| 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 | 639 | 653 | 597 | 578 | 565 | 555 | 541 | 531 | 539 | 532 | 524 | 504 | 492 | 486 | 463 | 463 | 453 | 436 | 423 | 420 | 416 | 396 | 378 | 385 | 377 |
| 構成比（%） | 4.2 | 4.3 | 3.9 | 3.8 | 3.7 | 3.7 | 3.6 | 3.5 | 3.6 | 3.6 | 3.5 | 3.4 | 3.3 | 3.3 | 3.2 | 3.2 | 3.2 | 3.1 | 3.1 | 3.0 | 3.0 | 2.9 | 2.9 | 2.9 | 2.9 |
| 5-9歳 | 803 | 768 | 736 | 734 | 694 | 672 | 659 | 620 | 588 | 569 | 566 | 568 | 590 | 587 | 579 | 565 | 574 | 562 | 533 | 529 | 513 | 505 | 488 | 478 | 485 |
| 構成比（%） | 5.2 | 5.0 | 4.8 | 4.8 | 4.6 | 4.4 | 4.4 | 4.1 | 3.9 | 3.8 | 3.8 | 3.8 | 4.0 | 4.0 | 4.0 | 4.0 | 4.1 | 4.0 | 3.8 | 3.8 | 3.8 | 3.8 | 3.7 | 3.7 | 3.8 |
| 10-14歳 | 924 | 897 | 932 | 892 | 861 | 849 | 798 | 766 | 753 | 724 | 694 | 695 | 660 | 612 | 600 | 593 | 579 | 584 | 584 | 580 | 589 | 595 | 582 | 561 | 554 |
| 構成比（%） | 6.0 | 5.8 | 6.1 | 5.9 | 5.7 | 5.6 | 5.3 | 5.1 | 5.0 | 4.9 | 4.7 | 4.7 | 4.5 | 4.2 | 4.2 | 4.2 | 4.1 | 4.2 | 4.2 | 4.2 | 4.3 | 4.4 | 4.4 | 4.3 | 4.3 |
| 15-19歳 | 942 | 925 | 880 | 900 | 871 | 870 | 863 | 884 | 860 | 817 | 798 | 768 | 759 | 742 | 695 | 675 | 655 | 629 | 602 | 603 | 590 | 557 | 584 | 580 | 577 |
| 構成比（%） | 6.1 | 6.0 | 5.8 | 5.9 | 5.7 | 5.7 | 5.7 | 5.9 | 5.7 | 5.5 | 5.4 | 5.2 | 5.2 | 5.1 | 4.8 | 4.7 | 4.6 | 4.5 | 4.3 | 4.4 | 4.3 | 4.1 | 4.4 | 4.4 | 4.5 |
| 20-24歳 | 827 | 818 | 812 | 805 | 823 | 774 | 751 | 717 | 747 | 737 | 722 | 679 | 669 | 657 | 628 | 639 | 606 | 601 | 599 | 582 | 562 | 533 | 483 | 456 | 462 |
| 構成比（%） | 5.4 | 5.3 | 5.3 | 5.3 | 5.4 | 5.1 | 5.0 | 4.8 | 5.0 | 4.9 | 4.9 | 4.6 | 4.5 | 4.5 | 4.4 | 4.5 | 4.3 | 4.3 | 4.3 | 4.2 | 4.1 | 4.0 | 3.7 | 3.5 | 3.6 |
| 25-29歳 | 623 | 666 | 701 | 712 | 730 | 796 | 796 | 773 | 765 | 742 | 712 | 702 | 677 | 659 | 627 | 626 | 576 | 581 | 553 | 522 | 520 | 498 | 472 | 458 | 435 |
| 構成比（%） | 4.1 | 4.3 | 4.6 | 4.7 | 4.8 | 5.2 | 5.3 | 5.1 | 5.1 | 5.0 | 4.8 | 4.7 | 4.6 | 4.5 | 4.4 | 4.4 | 4.1 | 4.1 | 4.0 | 3.8 | 3.8 | 3.7 | 3.6 | 3.5 | 3.4 |
| 30-34歳 | 735 | 718 | 663 | 677 | 664 | 654 | 670 | 694 | 705 | 717 | 762 | 768 | 756 | 728 | 691 | 658 | 625 | 620 | 615 | 618 | 606 | 558 | 535 | 531 | 494 |
| 構成比（%） | 4.8 | 4.7 | 4.3 | 4.4 | 4.4 | 4.3 | 4.4 | 4.6 | 4.7 | 4.8 | 5.1 | 5.2 | 5.1 | 5.0 | 4.8 | 4.6 | 4.4 | 4.4 | 4.4 | 4.5 | 4.4 | 4.2 | 4.0 | 4.1 | 3.8 |
| 35-39歳 | 901 | 877 | 873 | 841 | 802 | 753 | 745 | 689 | 669 | 661 | 654 | 680 | 721 | 720 | 727 | 739 | 755 | 754 | 702 | 684 | 660 | 635 | 637 | 633 | 639 |
| 構成比（%） | 5.9 | 5.7 | 5.7 | 5.5 | 5.3 | 5.0 | 4.9 | 4.6 | 4.5 | 4.4 | 4.4 | 4.6 | 4.9 | 4.9 | 5.1 | 5.2 | 5.3 | 5.4 | 5.1 | 5.0 | 4.8 | 4.7 | 4.8 | 4.8 | 4.9 |
| 40-44歳 | 1,120 | 1,060 | 1,008 | 972 | 937 | 911 | 894 | 905 | 855 | 831 | 794 | 783 | 718 | 711 | 692 | 695 | 704 | 736 | 732 | 723 | 746 | 752 | 758 | 715 | 704 |
| 構成比（%） | 7.3 | 6.9 | 6.6 | 6.4 | 6.2 | 6.0 | 5.9 | 6.0 | 5.7 | 5.6 | 5.4 | 5.3 | 4.9 | 4.9 | 4.8 | 4.9 | 5.0 | 5.2 | 5.3 | 5.2 | 5.5 | 5.6 | 5.7 | 5.5 | 5.4 |
| 45-49歳 | 1,170 | 1,273 | 1,281 | 1,237 | 1,207 | 1,124 | 1,065 | 1,032 | 1,000 | 945 | 919 | 903 | 913 | 868 | 846 | 795 | 790 | 712 | 716 | 717 | 701 | 692 | 720 | 735 | 721 |
| 構成比（%） | 7.6 | 8.3 | 8.4 | 8.1 | 7.9 | 7.4 | 7.0 | 6.9 | 6.7 | 6.3 | 6.2 | 6.1 | 6.2 | 6.0 | 5.9 | 5.6 | 5.6 | 5.1 | 5.2 | 5.2 | 5.1 | 5.2 | 5.4 | 5.6 | 5.6 |
| 50-54歳 | 976 | 922 | 932 | 1,020 | 1,099 | 1,201 | 1,298 | 1,296 | 1,246 | 1,219 | 1,150 | 1,084 | 1,038 | 1,003 | 955 | 928 | 907 | 919 | 875 | 867 | 809 | 808 | 718 | 695 | 704 |
| 構成比（%） | 6.3 | 6.0 | 6.1 | 6.7 | 7.2 | 7.9 | 8.6 | 8.6 | 8.3 | 8.2 | 7.8 | 7.3 | 7.1 | 6.9 | 6.6 | 6.5 | 6.4 | 6.6 | 6.3 | 6.3 | 5.9 | 6.0 | 5.4 | 5.3 | 5.4 |
| 55-59歳 | 968 | 937 | 988 | 950 | 976 | 989 | 935 | 945 | 1,045 | 1,128 | 1,218 | 1,313 | 1,303 | 1,247 | 1,216 | 1,129 | 1,073 | 1,028 | 995 | 954 | 936 | 894 | 904 | 871 | 857 |
| 構成比（%） | 6.3 | 6.1 | 6.5 | 6.2 | 6.4 | 6.5 | 6.2 | 6.3 | 7.0 | 7.6 | 8.2 | 8.9 | 8.9 | 8.6 | 8.5 | 7.9 | 7.6 | 7.3 | 7.2 | 6.9 | 6.8 | 6.7 | 6.8 | 6.7 | 6.6 |
| 60-64歳 | 1,134 | 1,098 | 1,057 | 1,032 | 986 | 975 | 951 | 1,016 | 993 | 1,014 | 1,016 | 971 | 971 | 1,042 | 1,130 | 1,217 | 1,311 | 1,293 | 1,232 | 1,212 | 1,147 | 1,084 | 1,016 | 996 | 949 |
| 構成比（%） | 7.4 | 7.2 | 6.9 | 6.8 | 6.5 | 6.4 | 6.3 | 6.7 | 6.6 | 6.8 | 6.8 | 6.6 | 6.6 | 7.2 | 7.9 | 8.5 | 9.3 | 9.2 | 8.9 | 8.8 | 8.4 | 8.1 | 7.7 | 7.6 | 7.3 |
| 65-69歳 | 1,181 | 1,189 | 1,176 | 1,173 | 1,122 | 1,094 | 1,080 | 1,037 | 1,009 | 973 | 965 | 949 | 995 | 977 | 996 | 980 | 926 | 933 | 1,007 | 1,063 | 1,153 | 1,258 | 1,297 | 1,216 | 1,180 |
| 構成比（%） | 7.7 | 7.7 | 7.7 | 7.7 | 7.4 | 7.2 | 7.1 | 6.9 | 6.7 | 6.5 | 6.5 | 6.4 | 6.8 | 6.7 | 6.9 | 6.9 | 6.5 | 6.7 | 7.3 | 7.7 | 8.4 | 9.4 | 9.8 | 9.3 | 9.1 |
| 70-74歳 | 880 | 946 | 983 | 1,041 | 1,094 | 1,114 | 1,124 | 1,121 | 1,115 | 1,072 | 1,046 | 1,025 | 980 | 941 | 921 | 923 | 903 | 945 | 920 | 956 | 951 | 894 | 850 | 943 | 1,008 |
| 構成比（%） | 5.7 | 6.2 | 6.4 | 6.8 | 7.2 | 7.3 | 7.4 | 7.4 | 7.4 | 7.2 | 7.1 | 6.9 | 6.7 | 6.5 | 6.4 | 6.5 | 6.4 | 6.7 | 6.6 | 6.9 | 7.0 | 6.7 | 6.4 | 7.2 | 7.8 |
| 75-79歳 | 665 | 687 | 709 | 710 | 759 | 786 | 846 | 884 | 935 | 984 | 1,000 | 1,013 | 1,014 | 1,026 | 980 | 948 | 935 | 893 | 880 | 845 | 868 | 852 | 896 | 849 | 870 |
| 構成比（%） | 4.3 | 4.5 | 4.6 | 4.7 | 5.0 | 5.2 | 5.6 | 5.9 | 6.2 | 6.6 | 6.7 | 6.9 | 6.9 | 7.1 | 6.8 | 6.6 | 6.6 | 6.4 | 6.4 | 6.1 | 6.3 | 6.3 | 6.8 | 6.5 | 6.7 |
| 80歳以上 | 889 | 914 | 924 | 972 | 997 | 1,051 | 1,098 | 1,142 | 1,182 | 1,246 | 1,296 | 1,379 | 1,458 | 1,541 | 1,629 | 1,714 | 1,776 | 1,804 | 1,864 | 1,879 | 1,876 | 1,888 | 1,876 | 1,922 | 1,913 |
| 構成比（%） | 5.8 | 6.0 | 6.1 | 6.4 | 6.6 | 6.9 | 7.3 | 7.6 | 7.9 | 8.4 | 8.7 | 9.3 | 9.9 | 10.6 | 11.3 | 12.0 | 12.6 | 12.9 | 13.5 | 13.6 | 13.7 | 14.1 | 14.2 | 14.7 | 14.8 |
人口増加都市
