| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 32.21 | +8.4% |
| 2023/12 | 29.71 | +106.0% |
| 2022/12 | 14.42 | -3.1% |
| 2021/12 | 14.88 | +3.3% |
| 2020/12 | 14.4 | +13.7% |
| 2019/12 | 12.67 | -5.2% |
| 2018/12 | 13.37 | -1.4% |
| 2017/12 | 13.56 | +2.4% |
| 2016/12 | 13.24 | +1.8% |
| 2015/12 | 13.01 | -2.1% |
| 2014/12 | 13.29 | -15.2% |
| 2013/12 | 15.67 | -6.6% |
| 2012/12 | 16.78 | +2.2% |
| 2011/12 | 16.41 | +7.7% |
| 2010/12 | 15.25 | - |