| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 20.0 | -8.3% |
| 2023/12 | 21.8 | -33.3% |
| 2022/12 | 32.6 | -14.5% |
| 2021/12 | 38.1 | +71.7% |
| 2020/12 | 22.2 | -51.7% |
| 2019/12 | 46.0 | +21.3% |
| 2018/12 | 37.9 | +13.3% |
| 2017/12 | 33.4 | +11.3% |
| 2016/12 | 30.1 | +11.9% |
| 2015/12 | 26.9 | +230.0% |
| 2014/12 | 8.1 | -55.2% |
| 2013/12 | 18.2 | +393.2% |
| 2012/12 | 3.7 | -1597.9% |
| 2011/12 | -0.2 | -79.5% |
| 2010/12 | -1.2 | - |