| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 29.3 | -0.1% |
| 2023/12 | 29.4 | -42.5% |
| 2022/12 | 51.1 | -13.1% |
| 2021/12 | 58.8 | +53.9% |
| 2020/12 | 38.2 | -9.6% |
| 2019/12 | 42.3 | +6.3% |
| 2018/12 | 39.8 | -3.9% |
| 2017/12 | 41.4 | 0.0% |
| 2016/12 | 41.4 | -3.0% |
| 2015/12 | 42.7 | +4.6% |
| 2014/12 | 40.8 | +22.0% |
| 2013/12 | 33.5 | +3.6% |
| 2012/12 | 32.3 | -2.0% |
| 2011/12 | 33.0 | +7.7% |
| 2010/12 | 30.6 | - |