| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2025/8 | 7.52 | +46.1% |
| 2024/8 | 5.15 | -13.5% |
| 2023/8 | 5.96 | -9.1% |
| 2022/8 | 6.55 | +12.1% |
| 2021/8 | 5.85 | +136.1% |
| 2020/8 | 2.48 | -74.1% |
| 2019/8 | 9.55 | +17.2% |
| 2018/8 | 8.15 | -43.7% |
| 2017/8 | 14.48 | +16.3% |
| 2016/8 | 12.46 | -38.5% |
| 2015/8 | 20.26 | -10.8% |
| 2014/8 | 22.73 | -6.6% |
| 2013/8 | 24.34 | -5.4% |
| 2012/8 | 25.74 | +1.5% |
| 2011/8 | 25.36 | - |