| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 5.2 | -8.2% |
| 2023/12 | 5.7 | -15.2% |
| 2022/12 | 6.7 | +91.6% |
| 2021/12 | 3.5 | +11.2% |
| 2020/12 | 3.1 | +27.7% |
| 2019/12 | 2.5 | +3.7% |
| 2018/12 | 2.4 | +26.7% |
| 2017/12 | 1.9 | -35.8% |
| 2016/12 | 2.9 | +52.1% |
| 2015/12 | 1.9 | -41.2% |
| 2014/12 | 3.3 | +67.2% |
| 2014/3 | 5.0 | +155.8% |
| 2013/3 | 1.9 | -32.6% |
| 2012/3 | 2.9 | -51.5% |
| 2011/3 | 5.9 | - |