| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 20.2 | -12.4% |
| 2023/12 | 23.1 | +95.0% |
| 2022/12 | 11.8 | +37.9% |
| 2021/12 | 8.6 | -65.0% |
| 2020/12 | 24.5 | +136.1% |
| 2019/12 | 10.4 | -41.8% |
| 2018/12 | 17.9 | +782.4% |
| 2017/12 | 2.0 | -178.2% |
| 2016/12 | -2.6 | -158.5% |
| 2015/12 | 4.4 | -49.1% |
| 2014/12 | 8.7 | -37.0% |
| 2013/12 | 13.8 | +33.4% |
| 2012/12 | 10.3 | +23.9% |
| 2011/12 | 8.3 | - |