| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 24.15 | -3.2% |
| 2023/12 | 24.95 | -41.2% |
| 2022/12 | 42.44 | +45.4% |
| 2021/12 | 29.2 | +51.3% |
| 2020/12 | 19.3 | -16.8% |
| 2019/12 | 23.19 | +180.7% |
| 2018/12 | 8.26 | -22.1% |
| 2017/12 | 10.61 | -44.9% |
| 2016/12 | 19.24 | -22.3% |
| 2015/12 | 24.75 | +1.3% |
| 2014/12 | 24.44 | -1.8% |
| 2013/12 | 24.9 | +15.3% |
| 2012/12 | 21.6 | -29.5% |
| 2011/12 | 30.64 | - |