| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 13.1 | -39.6% |
| 2023/12 | 21.6 | -45.3% |
| 2022/12 | 39.5 | -17.8% |
| 2021/12 | 48.0 | +25.4% |
| 2020/12 | 38.3 | +10.8% |
| 2019/12 | 34.6 | +21.6% |
| 2018/12 | 28.4 | -5.2% |
| 2017/12 | 30.0 | -1.4% |
| 2016/12 | 30.4 | +69.6% |
| 2015/12 | 17.9 | -22.4% |
| 2014/12 | 23.1 | -20.4% |
| 2013/12 | 29.0 | -7.3% |
| 2012/12 | 31.3 | +7.1% |
| 2011/12 | 29.3 | +5.9% |
| 2010/12 | 27.6 | - |