| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 32.65 | -12.7% |
| 2023/12 | 37.41 | -12.4% |
| 2022/12 | 42.71 | -45.5% |
| 2021/12 | 78.38 | +178.1% |
| 2020/12 | 28.18 | -24.5% |
| 2019/12 | 37.3 | -36.0% |
| 2018/12 | 58.3 | +36.9% |
| 2017/12 | 42.59 | -5.1% |
| 2016/12 | 44.86 | -2.3% |
| 2015/12 | 45.9 | +3.1% |
| 2014/12 | 44.52 | -8.7% |
| 2013/12 | 48.76 | +51.7% |
| 2012/12 | 32.13 | +49.3% |
| 2011/12 | 21.53 | - |