| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 1.0 | -92.2% |
| 2023/12 | 13.5 | -4.9% |
| 2022/12 | 14.2 | -52.6% |
| 2021/12 | 29.9 | +109.1% |
| 2020/12 | 14.3 | -2.2% |
| 2019/12 | 14.6 | +46.3% |
| 2018/12 | 10.0 | +67.7% |
| 2017/12 | 6.0 | +38.3% |
| 2016/12 | 4.3 | -51.5% |
| 2015/12 | 8.9 | -34.8% |
| 2014/12 | 13.6 | -0.2% |
| 2013/12 | 13.7 | -241.0% |
| 2012/12 | -9.7 | -239.7% |
| 2011/12 | 6.9 | -60.6% |
| 2010/12 | 17.6 | - |