| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 33.7 | +5.1% |
| 2023/12 | 32.0 | -19.8% |
| 2022/12 | 39.9 | -31.2% |
| 2021/12 | 58.0 | +29.4% |
| 2020/12 | 44.8 | +45.2% |
| 2019/12 | 30.9 | -18.8% |
| 2018/12 | 38.1 | +7.5% |
| 2017/12 | 35.4 | +29.4% |
| 2016/12 | 27.4 | -8.4% |
| 2015/12 | 29.9 | +8.5% |
| 2014/12 | 27.5 | -18.8% |
| 2013/12 | 33.9 | +12.7% |
| 2012/12 | 30.1 | -160.1% |
| 2011/12 | -50.0 | +119.7% |
| 2010/12 | -22.8 | - |