| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | -21.1 | -1602.4% |
| 2023/12 | 1.4 | -88.6% |
| 2022/12 | 12.3 | -55.1% |
| 2021/12 | 27.5 | -14.7% |
| 2020/12 | 32.2 | -3.7% |
| 2019/12 | 33.4 | +1.6% |
| 2018/12 | 32.9 | +1.5% |
| 2017/12 | 32.4 | +48.9% |
| 2016/12 | 21.8 | -15.2% |
| 2015/12 | 25.7 | -9.2% |
| 2014/12 | 28.3 | +18.2% |
| 2013/12 | 23.9 | -14.2% |
| 2012/12 | 27.9 | -15.3% |
| 2011/12 | 32.9 | - |