| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 7.34 | -28.9% |
| 2023/12 | 10.33 | -63.3% |
| 2022/12 | 28.17 | +12.5% |
| 2021/12 | 25.04 | +62.5% |
| 2020/12 | 15.41 | -70.9% |
| 2019/12 | 52.87 | +268.0% |
| 2018/12 | 14.37 | +2.9% |
| 2017/12 | 13.97 | +10.6% |
| 2016/12 | 12.63 | +10.2% |
| 2015/12 | 11.46 | -29.6% |
| 2014/12 | 16.29 | +2.0% |
| 2013/12 | 15.97 | -334.6% |
| 2012/12 | -6.81 | -145.1% |
| 2011/12 | 15.1 | -26.8% |
| 2010/12 | 20.62 | - |