| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 3.4 | -32.5% |
| 2023/12 | 5.0 | -43.2% |
| 2022/12 | 8.8 | +60.6% |
| 2021/12 | 5.5 | +98.5% |
| 2020/12 | 2.7 | -29.9% |
| 2019/12 | 3.9 | +23.8% |
| 2018/12 | 3.2 | +40.6% |
| 2017/12 | 2.3 | -33.7% |
| 2016/12 | 3.4 | +7.4% |
| 2015/12 | 3.2 | +38.1% |
| 2014/12 | 2.3 | -31.3% |
| 2013/12 | 3.3 | -6.3% |
| 2012/12 | 3.6 | +3.9% |
| 2011/12 | 3.4 | -10.3% |
| 2010/12 | 3.8 | - |