| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 2.2 | +81.5% |
| 2023/12 | 1.2 | -106.5% |
| 2022/12 | -18.5 | +1866.6% |
| 2021/12 | -0.9 | -150.5% |
| 2020/12 | 1.9 | +438.1% |
| 2019/12 | 0.3 | -87.0% |
| 2018/12 | 2.7 | -199.6% |
| 2017/12 | -2.7 | -86.9% |
| 2016/12 | -20.4 | +17.1% |
| 2015/12 | -17.4 | +5.7% |
| 2014/12 | -16.5 | -23.5% |
| 2013/12 | -21.5 | -62.5% |
| 2012/12 | -57.4 | -19.3% |
| 2011/12 | -71.2 | - |