| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 1.6 | -43.5% |
| 2023/12 | 2.9 | -40.9% |
| 2022/12 | 4.8 | -32.2% |
| 2021/12 | 7.1 | -1372.8% |
| 2020/12 | -0.6 | -267.2% |
| 2019/12 | 0.3 | -87.5% |
| 2018/12 | 2.7 | +118.6% |
| 2017/12 | 1.2 | +2986.7% |
| 2016/12 | 0.0 | -101.4% |
| 2015/12 | -2.9 | +154.7% |
| 2014/12 | -1.1 | -209.7% |
| 2013/12 | 1.0 | +39.6% |
| 2012/12 | 0.7 | -75.3% |
| 2011/12 | 3.0 | - |