| 従業員数 | 前年比（％） | |
|---|---|---|
| 4Q25 | 2,772 | -1.0% |
| 4Q24 | 2,799 | -2.4% |
| 2Q24 | 2,879 | -3.3% |
| 4Q23 | 2,867 | -3.1% |
| 2Q23 | 2,976 | -3.3% |
| 4Q22 | 2,959 | -4.7% |
| 2Q22 | 3,079 | -4.0% |
| 4Q21 | 3,106 | -2.9% |
| 2Q21 | 3,208 | -3.7% |
| 4Q20 | 3,198 | -3.8% |
| 2Q20 | 3,330 | -1.8% |
| 4Q19 | 3,324 | -2.7% |
| 2Q19 | 3,392 | -4.7% |
| 4Q18 | 3,417 | -3.7% |
| 2Q18 | 3,560 | -2.5% |
| 4Q17 | 3,550 | -0.7% |
| 2Q17 | 3,653 | -1.3% |
| 4Q16 | 3,575 | -1.8% |
| 2Q16 | 3,700 | - |
| 4Q15 | 3,640 | -2.8% |
| 4Q14 | 3,744 | -1.7% |
| 4Q13 | 3,808 | +2.1% |
| 4Q12 | 3,730 | - |