| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 7.7 | -8837.4% |
| 2023/12 | -0.1 | -99.7% |
| 2022/12 | -25.9 | -144.1% |
| 2021/12 | 58.8 | -157.3% |
| 2020/12 | -102.5 | -461.3% |
| 2019/12 | 28.4 | -17.7% |
| 2018/12 | 34.5 | -43.7% |
| 2017/12 | 61.3 | +12.0% |
| 2016/12 | 54.8 | +54.9% |
| 2015/12 | 35.4 | -15.5% |
| 2014/12 | 41.9 | -48.6% |
| 2013/12 | 81.4 | +41.6% |
| 2012/12 | 57.5 | +394.9% |
| 2011/12 | 11.6 | -76.0% |
| 2010/12 | 48.5 | - |