| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | -4.4 | -92.6% |
| 2023/12 | -59.8 | -334.0% |
| 2022/12 | 25.6 | -74.9% |
| 2021/12 | 102.0 | +203.7% |
| 2020/12 | 33.6 | -47.2% |
| 2019/12 | 63.6 | +82.2% |
| 2018/12 | 34.9 | +132.6% |
| 2017/12 | 15.0 | +16.7% |
| 2016/12 | 12.9 | -30.9% |
| 2015/12 | 18.6 | -39.4% |
| 2014/12 | 30.7 | +125.7% |
| 2013/12 | 13.6 | +27.5% |
| 2012/12 | 10.7 | +30.6% |
| 2011/12 | 8.2 | - |