| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 16.87 | -34.2% |
| 2023/12 | 25.63 | -41.4% |
| 2022/12 | 43.72 | -22.8% |
| 2021/12 | 56.62 | +128.2% |
| 2020/12 | 24.81 | -33.3% |
| 2019/12 | 37.2 | +15.7% |
| 2018/12 | 32.15 | -21.0% |
| 2017/12 | 40.67 | +6.9% |
| 2016/12 | 38.06 | +0.7% |
| 2015/12 | 37.8 | +64.0% |
| 2014/12 | 23.05 | +16.2% |
| 2013/12 | 19.84 | -29.5% |
| 2012/12 | 28.13 | +127.8% |
| 2011/12 | 12.35 | - |