| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 22.56 | +8.1% |
| 2023/12 | 20.88 | +20.2% |
| 2022/12 | 17.37 | +30.0% |
| 2021/12 | 13.36 | +136.5% |
| 2020/12 | 5.65 | -76.4% |
| 2019/12 | 23.96 | +35.2% |
| 2018/12 | 17.72 | +12.4% |
| 2017/12 | 15.77 | +25.7% |
| 2016/12 | 12.54 | +134.0% |
| 2015/12 | 5.36 | -71.9% |
| 2014/12 | 19.05 | -22.0% |
| 2013/12 | 24.43 | +81.5% |
| 2012/12 | 13.47 | +9.7% |
| 2011/12 | 12.28 | - |