| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 2.8 | -51.7% |
| 2023/12 | 5.8 | -62.5% |
| 2022/12 | 15.5 | -27.8% |
| 2021/12 | 21.4 | -259.7% |
| 2020/12 | -13.4 | +284.0% |
| 2019/12 | -3.5 | -161.0% |
| 2018/12 | 5.7 | +133.1% |
| 2017/12 | 2.5 | -160.6% |
| 2016/12 | -4.1 | -67.8% |
| 2015/12 | -12.6 | -1398.2% |
| 2014/12 | 1.0 | -107.6% |
| 2013/12 | -12.8 | -41365.0% |
| 2012/12 | 0.0 | -77.1% |
| 2011/12 | 0.1 | -106.1% |
| 2010/12 | -2.2 | - |