| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 2.3 | -94.9% |
| 2023/12 | 44.4 | -6.4% |
| 2022/12 | 47.4 | +31.5% |
| 2021/12 | 36.0 | -28.2% |
| 2020/12 | 50.2 | +49.9% |
| 2019/12 | 33.5 | +70.1% |
| 2018/12 | 19.7 | -3224.2% |
| 2017/12 | -0.6 | -84.1% |
| 2016/12 | -4.0 | -92.7% |
| 2015/12 | -54.0 | -57.3% |
| 2014/12 | -126.6 | +57.2% |
| 2013/12 | -80.5 | +9833.5% |
| 2012/12 | -0.8 | -118.9% |
| 2011/12 | 4.3 | - |