| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 15.2 | -33.1% |
| 2023/12 | 22.8 | -41.0% |
| 2022/12 | 38.5 | +170.0% |
| 2021/12 | 14.3 | -116.2% |
| 2020/12 | -87.9 | -9736.0% |
| 2019/12 | 0.9 | -96.9% |
| 2018/12 | 29.6 | +281.4% |
| 2017/12 | 7.8 | -142.5% |
| 2016/12 | -18.3 | -76.4% |
| 2015/12 | -77.6 | -1324.3% |
| 2014/12 | 6.3 | -83.3% |
| 2013/12 | 38.0 | +24.1% |
| 2012/12 | 30.6 | -30.0% |
| 2011/12 | 43.7 | +13.1% |
| 2010/12 | 38.6 | - |