| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 10.4 | -22.7% |
| 2023/12 | 13.5 | +74.0% |
| 2022/12 | 7.7 | -39.5% |
| 2021/12 | 12.8 | +4.2% |
| 2020/12 | 12.3 | +41.8% |
| 2019/12 | 8.7 | +35.2% |
| 2018/12 | 6.4 | -16.8% |
| 2017/12 | 7.7 | -158.9% |
| 2016/12 | -13.1 | +2804.8% |
| 2015/12 | -0.5 | -94.0% |
| 2014/12 | -7.5 | -70.0% |
| 2013/12 | -25.0 | -28.1% |
| 2012/12 | -34.7 | -13.4% |
| 2011/12 | -40.1 | - |