男女計	男性	女性
1980	1990	2000	1980	1990	2000	1980	1990	2000
開業者数
15-19	0.5	0.8%	0.4	1.1%	0.7	1.2%	0.3	1.0%	0.2	1.3%	0.4	1.4%	0.2	0.6%	0.2	0.9%	0.3	0.9%
20-24	1.9	3.3%	1.8	4.5%	2.2	3.9%	1.2	4.3%	1.1	5.6%	1.3	4.5%	0.7	2.3%	0.8	3.5%	0.9	3.3%
25-29	3.7	6.5%	1.7	4.2%	3.2	5.5%	1.7	6.1%	0.8	4.0%	1.6	5.4%	2.1	6.9%	0.9	4.3%	1.5	5.5%
30-34	7.2	12.4%	2.8	7.0%	3.4	5.9%	3.1	11.3%	1.0	5.5%	1.5	4.9%	4.1	13.5%	1.8	8.3%	1.9	6.9%
35-39	6.5	11.3%	4.3	10.6%	3.8	6.6%	3.1	11.3%	1.8	9.4%	1.7	5.7%	3.4	11.2%	2.5	11.6%	2.1	7.7%
40-44	6.8	11.9%	4.3	10.6%	4.0	6.8%	3.0	11.1%	1.6	8.7%	1.9	6.4%	3.8	12.6%	2.6	12.3%	2.0	7.3%
45-49	6.6	11.4%	3.9	9.7%	5.7	9.9%	2.7	10.1%	1.5	8.0%	2.9	9.6%	3.8	12.6%	2.4	11.3%	2.8	10.2%
50-54	6.3	11.0%	3.6	9.0%	6.5	11.3%	2.8	10.2%	1.4	7.7%	3.1	10.1%	3.6	11.7%	2.2	10.2%	3.5	12.6%
55-59	5.2	9.1%	4.4	10.8%	4.8	8.4%	2.2	8.2%	1.9	10.0%	2.1	6.9%	3.0	10.0%	2.5	11.5%	2.8	10.0%
60-64	4.7	8.3%	4.7	11.6%	7.3	12.6%	2.3	8.3%	2.5	13.2%	3.9	12.7%	2.5	8.2%	2.2	10.2%	3.5	12.5%
65-	8.0	14.0%	8.4	20.9%	16.2	28.0%	4.9	18.1%	5.0	26.7%	9.8	32.4%	3.1	10.3%	3.4	15.9%	6.4	23.1%
計	57.5	100.0%	40.3	100.0%	57.9	100.0%	27.2	100.0%	18.8	100.0%	30.2	100.0%	30.3	100.0%	21.5	100.0%	27.7	100.0%
開業率
15-19	0.06%	0.05%	0.09%	0.07%	0.05%	0.11%	0.05%	0.04%	0.07%
20-24	0.24%	0.21%	0.27%	0.30%	0.24%	0.31%	0.19%	0.18%	0.22%
25-29	0.44%	0.21%	0.33%	0.39%	0.19%	0.33%	0.48%	0.24%	0.32%
30-34	0.75%	0.39%	0.41%	0.65%	0.28%	0.36%	0.84%	0.49%	0.46%
35-39	0.81%	0.52%	0.51%	0.80%	0.44%	0.46%	0.82%	0.60%	0.56%
40-44	0.97%	0.46%	0.55%	0.92%	0.37%	0.55%	1.01%	0.55%	0.55%
45-49	0.98%	0.50%	0.70%	0.89%	0.40%	0.75%	1.05%	0.59%	0.66%
50-54	1.07%	0.53%	0.71%	1.05%	0.46%	0.70%	1.09%	0.59%	0.72%
55-59	1.15%	0.67%	0.62%	1.25%	0.64%	0.58%	1.09%	0.69%	0.66%
60-64	1.32%	0.84%	1.09%	1.69%	1.04%	1.28%	1.10%	0.69%	0.93%
65-	0.85%	0.64%	0.82%	1.37%	1.04%	1.29%	0.54%	0.40%	0.52%
計	0.73%	0.44%	0.58%	0.75%	0.44%	0.64%	0.71%	0.44%	0.52%
(非農林)
男女計	男性	女性
1980	1990	2000	1980	1990	2000	1980	1990	2000
開業者数
15-19	0.4	1.4%	0.4	1.7%	0.7	1.7%	0.3	1.8%	0.2	2.1%	0.4	2.1%	0.2	1.0%	0.2	1.4%	0.3	1.3%
20-24	1.7	5.3%	1.8	7.3%	2.1	5.3%	1.0	7.0%	1.0	10.3%	1.3	6.0%	0.7	4.0%	0.8	5.3%	0.9	4.5%
25-29	3.0	9.5%	1.6	6.6%	3.0	7.4%	1.2	8.1%	0.7	7.3%	1.5	7.2%	1.8	10.6%	0.9	6.1%	1.5	7.6%
30-34	5.9	18.5%	2.4	9.8%	3.1	7.7%	2.3	16.2%	0.8	7.6%	1.3	6.3%	3.5	20.5%	1.6	11.4%	1.8	9.2%
35-39	4.8	15.3%	3.5	14.2%	3.5	8.6%	2.3	16.2%	1.2	12.3%	1.4	7.0%	2.5	14.5%	2.2	15.6%	2.0	10.4%
40-44	4.3	13.4%	3.2	13.3%	3.2	7.9%	2.0	13.6%	1.1	10.9%	1.5	7.1%	2.3	13.3%	2.1	14.9%	1.7	8.8%
45-49	3.1	9.7%	2.9	11.9%	4.6	11.4%	1.5	10.1%	1.1	10.7%	2.5	11.9%	1.6	9.3%	1.8	12.7%	2.2	10.9%
50-54	2.5	8.0%	2.1	8.7%	5.2	12.8%	1.2	8.5%	0.9	9.4%	2.6	12.5%	1.3	7.7%	1.2	8.2%	2.6	13.2%
55-59	1.6	5.0%	2.0	8.4%	3.5	8.8%	0.6	4.2%	0.8	7.9%	1.7	8.2%	1.0	5.6%	1.2	8.6%	1.8	9.3%
60-64	1.8	5.6%	1.8	7.3%	4.7	11.6%	0.8	5.7%	0.8	7.9%	2.7	12.9%	1.0	5.5%	1.0	6.9%	2.0	10.2%
65-	2.6	8.3%	2.7	10.9%	6.8	16.8%	1.2	8.6%	1.4	13.6%	3.9	18.9%	1.4	8.0%	1.3	9.1%	2.9	14.6%
計	31.7	100.0%	24.3	100.0%	40.4	100.0%	14.4	100.0%	10.0	100.0%	20.8	100.0%	17.3	100.0%	14.3	100.0%	19.7	100.0%
開業率
15-19	0.05%	0.04%	0.09%	0.07%	0.04%	0.12%	0.04%	0.04%	0.07%
20-24	0.22%	0.21%	0.25%	0.26%	0.24%	0.29%	0.18%	0.18%	0.21%
25-29	0.36%	0.21%	0.31%	0.28%	0.19%	0.31%	0.44%	0.23%	0.32%
30-34	0.63%	0.33%	0.37%	0.51%	0.21%	0.32%	0.76%	0.46%	0.43%
35-39	0.63%	0.43%	0.47%	0.62%	0.31%	0.39%	0.63%	0.55%	0.54%
40-44	0.63%	0.36%	0.45%	0.61%	0.25%	0.42%	0.66%	0.46%	0.48%
45-49	0.49%	0.38%	0.58%	0.49%	0.29%	0.64%	0.49%	0.46%	0.52%
50-54	0.47%	0.32%	0.57%	0.47%	0.30%	0.60%	0.46%	0.33%	0.55%
55-59	0.38%	0.33%	0.47%	0.35%	0.28%	0.48%	0.40%	0.38%	0.46%
60-64	0.54%	0.34%	0.72%	0.63%	0.34%	0.90%	0.48%	0.35%	0.57%
65-	0.29%	0.21%	0.36%	0.36%	0.29%	0.53%	<ecel>

資料：総務省『労働力調査』、1980年、1990年、2000年。

注：「%」の付かない数字は、月次開業者数の年平均で万人単位である。「開業者数」で「%」がついているのは、構成比を示す。