| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 13.6 | -7.9% |
| 2023/12 | 14.7 | -27.0% |
| 2022/12 | 20.2 | +51.5% |
| 2021/12 | 13.3 | -269.2% |
| 2020/12 | -7.9 | -308.3% |
| 2019/12 | 3.8 | -69.5% |
| 2018/12 | 12.4 | +90.1% |
| 2017/12 | 6.5 | -444.8% |
| 2016/12 | -1.9 | -154.0% |
| 2015/12 | 3.5 | -76.2% |
| 2014/12 | 14.7 | -6.2% |
| 2013/12 | 15.7 | -18.1% |
| 2012/12 | 19.2 | +2.0% |
| 2011/12 | 18.8 | +20.0% |
| 2010/12 | 15.6 | - |