| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 21.9 | -21.4% |
| 2023/12 | 27.9 | -45.3% |
| 2022/12 | 50.9 | -10.6% |
| 2021/12 | 57.0 | +36.2% |
| 2020/12 | 41.8 | +8.7% |
| 2019/12 | 38.5 | -2.5% |
| 2018/12 | 39.5 | -8.4% |
| 2017/12 | 43.1 | -5.4% |
| 2016/12 | 45.5 | +6.5% |
| 2015/12 | 42.7 | +13.2% |
| 2014/12 | 37.8 | +15.1% |
| 2013/12 | 32.8 | +5.9% |
| 2012/12 | 31.0 | +6.8% |
| 2011/12 | 29.0 | +2.5% |
| 2010/12 | 28.3 | - |