| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 25.2 | +10.9% |
| 2023/12 | 22.7 | -315.1% |
| 2022/12 | -10.6 | -127.7% |
| 2021/12 | 38.1 | +91.6% |
| 2020/12 | 19.9 | -36.2% |
| 2019/12 | 31.2 | +572.0% |
| 2018/12 | 4.6 | -63.5% |
| 2017/12 | 12.7 | -14.5% |
| 2016/12 | 14.9 | -13.0% |
| 2015/12 | 17.1 | +17.5% |
| 2014/12 | 14.6 | -7.5% |
| 2013/12 | 15.8 | +14.5% |
| 2012/12 | 13.8 | +197.5% |
| 2011/12 | 4.6 | -65.2% |
| 2010/12 | 13.3 | - |