| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 8.2 | -13.3% |
| 2023/12 | 9.4 | -36.2% |
| 2022/12 | 14.8 | -13.4% |
| 2021/12 | 17.1 | +682.8% |
| 2020/12 | 2.2 | -71.4% |
| 2019/12 | 7.6 | -8.9% |
| 2018/12 | 8.4 | -22.8% |
| 2017/12 | 10.9 | +28.7% |
| 2016/12 | 8.4 | -33.0% |
| 2015/12 | 12.6 | +58.0% |
| 2014/12 | 8.0 | -33.9% |
| 2013/12 | 12.0 | +569.0% |
| 2012/12 | 1.8 | -83.5% |
| 2011/12 | 10.9 | -2.4% |
| 2010/12 | 11.1 | - |