（社、％）
| 業種・規模 |
|
〜昭和６０年 |
昭和６１年〜
平成１０年 |
平成１１年〜 |
不明 |
| 合計 |
236 |
(100%) |
100.0% |
9.3% |
54.7% |
31.4% |
4.7% |
| 業種 |
建設業 |
28 |
(11.9%) |
100.0% |
3.6% |
64.3% |
32.1% |
0.0% |
| 製造業 |
90 |
(38.1%) |
100.0% |
13.3% |
51.1% |
28.9% |
6.7% |
| 卸売・小売業 |
47 |
(19.9%) |
100.0% |
4.3% |
55.3% |
31.9% |
8.5% |
| 金融・保険業 |
42 |
(17.8%) |
100.0% |
4.8% |
50.0% |
45.2% |
0.0% |
| その他 |
29 |
(12.3%) |
100.0% |
17.2% |
62.1% |
17.2% |
3.4% |
| 規模 |
５,０００人以上 |
15 |
(6.4%) |
100.0% |
6.7% |
73.3% |
20.0% |
0.0% |
| １,０００人以上５,０００人未満 |
77 |
(32.6%) |
100.0% |
10.4% |
46.8% |
37.7% |
5.2% |
| ３００人以上１,０００人未満 |
86 |
(36.4%) |
100.0% |
5.8% |
53.5% |
34.9% |
5.8% |
| ３００人未満 |
58 |
(24.6%) |
100.0% |
13.8% |
62.1% |
20.7% |
3.4% |
|