| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2025/8 | 3.06 | +4.3% |
| 2024/8 | 2.94 | -45.2% |
| 2023/8 | 5.36 | -25.8% |
| 2022/8 | 7.22 | -225.0% |
| 2021/8 | -5.77 | -76.8% |
| 2020/8 | -24.92 | -870.6% |
| 2019/8 | 3.23 | +46.5% |
| 2018/8 | 2.21 | -27.2% |
| 2017/8 | 3.03 | +13.8% |
| 2016/8 | 2.66 | +158.2% |
| 2015/8 | 1.03 | -75.8% |
| 2014/8 | 4.27 | -23.0% |
| 2013/8 | 5.55 | -26.4% |
| 2012/8 | 7.54 | -26.9% |
| 2011/8 | 10.31 | - |