| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 15.02 | +13.0% |
| 2023/12 | 13.29 | +12.2% |
| 2022/12 | 11.85 | +473.5% |
| 2021/12 | 2.07 | -107.2% |
| 2020/12 | -28.72 | -310.8% |
| 2019/12 | 13.63 | -16.2% |
| 2018/12 | 16.27 | +9.9% |
| 2017/12 | 14.8 | +6.2% |
| 2016/12 | 13.94 | +5.9% |
| 2015/12 | 13.16 | +1101.6% |
| 2014/12 | 1.09 | -94.9% |
| 2013/12 | 21.48 | +14.3% |
| 2012/12 | 18.79 | +20.1% |
| 2011/12 | 15.65 | - |