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年度小計4人以下5人以上9人以下
10人以上29人以下
30人以上99人以下
100人以上299人以下
300人以上不　明
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1979 25,909 13,094 6,110 3,106 788 89 7 2,715
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1980 27,326 13,966 6,438 3,471 852 114 16 2,469
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1981 28,004 15,813 5,843 3,274 703 75 10 2,286
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1982 26,921 15,238 5,735 3,166 638 67 9 2,068
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1983 29,661 16,970 6,195 3,615 728 77 9 2,067
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1984 28,959 16,184 6,364 3,599 747 80 10 1,975
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1985 25,945 14,533 5,318 3,379 775 87 13 1,840
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1986 22,110 12,381 4,365 3,057 717 99 13 1,478
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1987 15,046 8,901 2,985 1,797 385 58 3 917
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1988 12,138 7,426 2,342 1,427 294 25 5 619
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1989 8,659 5,626 1,484 864 165 23 2 495
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1990 9,172 5,923 1,590 1,012 204 25 6 412
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1991 13,578 8,147 2,731 1,792 402 56 9 441
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1992 16,055 9,487 3,237 2,326 571 91 16 327
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1993 15,812 9,122 3,483 2,212 601 101 16 277
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1994 15,304 8,955 3,245 2,230 544 70 11 249
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1995 16,093 9,331 3,531 2,395 570 75 3 188
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1996 15,802 8,727 3,796 2,491 574 67 13 134
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1997 18,246 9,905 4,394 2,944 752 99 27 125
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1998 17,835 9,631 4,052 2,968 833 127 23 201
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1999 17,125 9,365 3,925 2,710 720 95 16 294
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2000 19,166 9,927 4,487 3,372 862 129 41 348
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2001 19,991 9,823 4,720 3,782 1,107 161 44 354
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2002 18,949 9,909 4,204 3,382 971 157 28 298
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2003 15,769 8,748 3,228 2,655 721 137 25 255
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2004 13,498 7,448 2,586 2,113 561 89 14 687
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2005 13,466 7,602 2,470 1,937 560 89 14 794
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2006 13,653 7,048 2,512 2,030 544 108 10 1,401
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2007 14,706 7,098 2,614 2,285 725 96 16 1,872
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2008 16,475 6,824 2,882 2,812 861 178 45 2,873
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2009 15,298 6,200 2,453 2,225 678 76 17 3,649
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2010 13,573 5,870 2,082 1,769 473 69 9 3,301
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2011 13,179 5,758 2,063 1,621 382 30 10 3,315
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2012 12,100 6,569 1,897 1,489 355 43 3 1,744
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2013 10,956 7,598 1,714 1,270 305 34 5 30
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2014 9,911 7,029 1,430 1,106 260 35 4 47
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2015 9,066 6,572 1,230 955 231 26 0 52
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2016 8,799 6,555 1,192 811 175 25 3 38
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2017 8,874 6,682 1,185 816 156 20 6 9
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2018 8,624 6,478 1,127 809 165 20 1 24
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2019 9,144 6,921 1,142 834 201 22 3 21
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2020 7,779 6,124 880 582 170 18 5 0
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2021 6,436 5,062 754 488 118 14 0 0
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2022 7,306 5,536 905 669 180 11 5 0
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2023 9,551 7,288 1,236 822 173 24 8 0
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2024 10,678 8,228 1,379 852 188 22 9 0
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