| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 32.2 | +8.4% |
| 2023/12 | 29.7 | +106.0% |
| 2022/12 | 14.4 | -3.1% |
| 2021/12 | 14.9 | +3.3% |
| 2020/12 | 14.4 | +13.7% |
| 2019/12 | 12.7 | -5.2% |
| 2018/12 | 13.4 | -1.4% |
| 2017/12 | 13.6 | +2.4% |
| 2016/12 | 13.2 | +1.8% |
| 2015/12 | 13.0 | -2.1% |
| 2014/12 | 13.3 | -15.2% |
| 2013/12 | 15.7 | -6.6% |
| 2012/12 | 16.8 | +2.2% |
| 2011/12 | 16.4 | +7.7% |
| 2010/12 | 15.2 | - |