| 従業員数 | 前年比（％） | |
|---|---|---|
| 4Q25 | 38,247 | -0.4% |
| 4Q24 | 38,391 | -0.5% |
| 2Q24 | 38,367 | -1.5% |
| 4Q23 | 38,584 | -3.4% |
| 2Q23 | 38,944 | -4.3% |
| 4Q22 | 39,962 | -3.7% |
| 2Q22 | 40,681 | -2.7% |
| 4Q21 | 41,501 | -0.2% |
| 2Q21 | 41,797 | -0.4% |
| 4Q20 | 41,582 | +0.3% |
| 2Q20 | 41,944 | +0.5% |
| 4Q19 | 41,467 | +0.4% |
| 2Q19 | 41,733 | +0.7% |
| 4Q18 | 41,295 | +1.6% |
| 2Q18 | 41,438 | +1.9% |
| 4Q17 | 40,641 | +0.1% |
| 2Q17 | 40,667 | +3.3% |
| 4Q16 | 40,617 | +5.9% |
| 2Q16 | 39,376 | - |
| 4Q15 | 38,358 | +3.5% |
| 4Q14 | 37,055 | +1.1% |
| 4Q13 | 36,643 | -0.8% |
| 4Q12 | 36,929 | - |