| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2025/8 | 19.35 | +19.2% |
| 2024/8 | 16.24 | -27.5% |
| 2023/8 | 22.39 | -35.9% |
| 2022/8 | 34.95 | +121.1% |
| 2021/8 | 15.81 | +13.6% |
| 2020/8 | 13.92 | -7.3% |
| 2019/8 | 15.01 | -13.2% |
| 2018/8 | 17.29 | -4.2% |
| 2017/8 | 18.04 | +11.4% |
| 2016/8 | 16.19 | -47.3% |
| 2015/8 | 30.69 | +29.9% |
| 2014/8 | 23.63 | -27.9% |
| 2013/8 | 32.78 | +22.0% |
| 2012/11 | 26.87 | +135.5% |
| 2011/11 | 11.41 | -324.6% |
| 2010/11 | -5.08 | - |