| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 65.62 | +0.3% |
| 2023/12 | 65.4 | +5.9% |
| 2022/12 | 61.77 | +4.8% |
| 2021/12 | 58.92 | -0.6% |
| 2020/12 | 59.31 | -3.7% |
| 2019/12 | 61.61 | +2.6% |
| 2018/12 | 60.04 | +16.8% |
| 2017/12 | 51.41 | +1.0% |
| 2016/12 | 50.88 | +10.5% |
| 2015/12 | 46.03 | -3.8% |
| 2014/12 | 47.85 | +1.1% |
| 2013/12 | 47.33 | +0.2% |
| 2012/12 | 47.24 | +88.4% |
| 2011/12 | 25.08 | +79.0% |
| 2010/12 | 14.01 | - |