| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 25.3 | -13.3% |
| 2023/12 | 29.2 | -38.5% |
| 2022/12 | 47.4 | -29.7% |
| 2021/12 | 67.5 | +51.8% |
| 2020/12 | 44.4 | +7.9% |
| 2019/12 | 41.2 | -10.5% |
| 2018/12 | 46.0 | -13.6% |
| 2017/12 | 53.3 | +30.4% |
| 2016/12 | 40.8 | -27.4% |
| 2015/12 | 56.3 | -4.2% |
| 2014/12 | 58.8 | -8.0% |
| 2013/12 | 63.9 | -6.8% |
| 2012/12 | 68.6 | +24.1% |
| 2011/12 | 55.2 | +26.5% |
| 2010/12 | 43.7 | - |