| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 14.3 | -49.9% |
| 2023/12 | 28.5 | -44.6% |
| 2022/12 | 51.5 | -8.8% |
| 2021/12 | 56.4 | +60.8% |
| 2020/12 | 35.1 | -11.3% |
| 2019/12 | 39.6 | -1.0% |
| 2018/12 | 40.0 | -7.8% |
| 2017/12 | 43.4 | +5.1% |
| 2016/12 | 41.3 | +0.2% |
| 2015/12 | 41.2 | +9.1% |
| 2014/12 | 37.7 | -9.9% |
| 2013/12 | 41.9 | +14.3% |
| 2012/12 | 36.7 | +30.9% |
| 2011/12 | 28.0 | +21.0% |
| 2010/12 | 23.1 | - |