| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 58.7 | -10.2% |
| 2023/12 | 65.4 | -10.1% |
| 2022/12 | 72.8 | -10.1% |
| 2021/12 | 81.0 | +63.3% |
| 2020/12 | 49.6 | -6.1% |
| 2019/12 | 52.8 | -9.8% |
| 2018/12 | 58.5 | +9.6% |
| 2017/12 | 53.4 | +5.1% |
| 2016/12 | 50.8 | -2.6% |
| 2015/12 | 52.1 | -10.8% |
| 2014/12 | 58.4 | +16.2% |
| 2013/12 | 50.3 | +19.2% |
| 2012/12 | 42.2 | -7.8% |
| 2011/12 | 45.7 | +4.4% |
| 2010/12 | 43.8 | - |