| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 35.79 | +162.2% |
| 2023/12 | 13.65 | -15.0% |
| 2022/12 | 16.06 | -46.9% |
| 2021/12 | 30.24 | +33.5% |
| 2020/12 | 22.65 | -10.4% |
| 2019/12 | 25.28 | +62.9% |
| 2018/12 | 15.52 | -17.7% |
| 2017/12 | 18.85 | -3.1% |
| 2016/12 | 19.46 | +11.9% |
| 2015/12 | 17.39 | -17.6% |
| 2014/12 | 21.11 | +31.0% |
| 2013/12 | 16.12 | -33.9% |
| 2012/12 | 24.38 | +17.5% |
| 2011/12 | 20.74 | -25.9% |
| 2010/12 | 28.01 | - |