| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 3.2 | +10.4% |
| 2023/12 | 2.9 | -2.1% |
| 2022/12 | 2.9 | +45.1% |
| 2021/12 | 2.0 | +139.0% |
| 2020/12 | 0.8 | -29.9% |
| 2019/12 | 1.2 | -44.4% |
| 2018/12 | 2.2 | -26.7% |
| 2017/12 | 3.0 | -0.0% |
| 2016/12 | 3.0 | -16.7% |
| 2015/12 | 3.5 | -0.7% |
| 2014/12 | 3.6 | -23.0% |
| 2013/12 | 4.6 | +51.6% |
| 2012/12 | 3.1 | +67.4% |
| 2011/12 | 1.8 | -50.3% |
| 2010/12 | 3.7 | - |