| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 6.8 | -2.4% |
| 2023/12 | 6.96 | +13.9% |
| 2022/12 | 6.11 | +3.3% |
| 2021/12 | 5.92 | +9.3% |
| 2020/12 | 5.42 | -15.8% |
| 2019/12 | 6.43 | -5.8% |
| 2018/12 | 6.83 | -8.6% |
| 2017/12 | 7.47 | -8.3% |
| 2016/12 | 8.15 | +2.8% |
| 2015/12 | 7.93 | +6.9% |
| 2014/12 | 7.42 | +18.1% |
| 2014/3 | 6.91 | +10.0% |
| 2013/3 | 6.28 | -1.8% |
| 2012/3 | 6.4 | +37.4% |
| 2011/3 | 4.66 | - |