| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | -21.76 | -198.7% |
| 2023/12 | 22.04 | -39.1% |
| 2022/12 | 36.19 | -37.8% |
| 2021/12 | 58.15 | +105.1% |
| 2020/12 | 28.35 | -19.5% |
| 2019/12 | 35.2 | +8.5% |
| 2018/12 | 32.43 | -2.9% |
| 2017/12 | 33.41 | -12.8% |
| 2016/12 | 38.31 | +3.9% |
| 2015/12 | 36.87 | -4.4% |
| 2014/12 | 38.57 | +0.7% |
| 2013/12 | 38.32 | +7.5% |
| 2012/12 | 35.63 | -0.9% |
| 2011/12 | 35.97 | - |