| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 7.3 | -28.9% |
| 2023/12 | 10.3 | -63.3% |
| 2022/12 | 28.2 | +12.5% |
| 2021/12 | 25.0 | +62.5% |
| 2020/12 | 15.4 | -70.9% |
| 2019/12 | 52.9 | +268.0% |
| 2018/12 | 14.4 | +2.9% |
| 2017/12 | 14.0 | +10.6% |
| 2016/12 | 12.6 | +10.2% |
| 2015/12 | 11.5 | -29.6% |
| 2014/12 | 16.3 | +2.0% |
| 2013/12 | 16.0 | -334.6% |
| 2012/12 | -6.8 | -145.1% |
| 2011/12 | 15.1 | -26.8% |
| 2010/12 | 20.6 | - |