| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 27.17 | -15.7% |
| 2023/12 | 32.23 | -36.0% |
| 2022/12 | 50.37 | +14.5% |
| 2021/12 | 44.0 | +45.9% |
| 2020/12 | 30.17 | -20.7% |
| 2019/12 | 38.03 | -13.5% |
| 2018/12 | 43.98 | +3.0% |
| 2017/12 | 42.72 | -14.8% |
| 2016/12 | 50.15 | +14.0% |
| 2015/12 | 43.98 | +41.2% |
| 2014/12 | 31.15 | -4.6% |
| 2013/12 | 32.67 | +29.0% |
| 2012/12 | 25.33 | -3.2% |
| 2011/12 | 26.16 | - |