| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | -26.97 | -1789.5% |
| 2023/12 | 1.6 | -130.4% |
| 2022/12 | -5.25 | -788.0% |
| 2021/12 | 0.76 | -67.7% |
| 2020/12 | 2.37 | +101.3% |
| 2019/12 | 1.18 | -77.6% |
| 2018/12 | 5.26 | -23.5% |
| 2017/12 | 6.87 | -1.3% |
| 2016/12 | 6.97 | +20.3% |
| 2015/12 | 5.79 | -16.7% |
| 2014/12 | 6.95 | -22.7% |
| 2013/12 | 9.0 | +202.1% |
| 2012/12 | 2.98 | -78.5% |
| 2011/12 | 13.82 | -2.1% |
| 2010/12 | 14.12 | - |