| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 27.57 | +2.3% |
| 2023/12 | 26.94 | +10.0% |
| 2022/12 | 24.49 | +37.7% |
| 2021/12 | 17.78 | +36.4% |
| 2020/12 | 13.04 | +15.0% |
| 2019/12 | 11.34 | +7.2% |
| 2018/12 | 10.58 | -9.4% |
| 2017/12 | 11.68 | +14.2% |
| 2016/12 | 10.22 | -0.7% |
| 2015/12 | 10.29 | +12.0% |
| 2014/12 | 9.19 | +28.8% |
| 2013/12 | 7.13 | +49.1% |
| 2012/12 | 4.78 | +168.4% |
| 2011/12 | 1.78 | +664.9% |
| 2010/12 | 0.23 | - |