| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 38.1 | +16.4% |
| 2023/12 | 32.7 | +1.6% |
| 2022/12 | 32.2 | -27.4% |
| 2021/12 | 44.3 | +6.8% |
| 2020/12 | 41.5 | +10.7% |
| 2019/12 | 37.5 | -0.3% |
| 2018/12 | 37.6 | -11.5% |
| 2017/12 | 42.5 | +174.5% |
| 2016/12 | 15.5 | -60.9% |
| 2015/12 | 39.6 | -9.6% |
| 2014/12 | 43.8 | +11.4% |
| 2013/12 | 39.3 | +4.9% |
| 2012/12 | 37.5 | +1.9% |
| 2011/12 | 36.8 | +4.7% |
| 2010/12 | 35.2 | - |