| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 29.21 | -0.8% |
| 2023/12 | 29.45 | -30.4% |
| 2022/12 | 42.29 | +15.9% |
| 2021/12 | 36.49 | -12.0% |
| 2020/12 | 41.45 | -1.9% |
| 2019/12 | 42.26 | +8.5% |
| 2018/12 | 38.94 | -7.1% |
| 2017/12 | 41.91 | -6.3% |
| 2016/12 | 44.74 | +3.0% |
| 2015/12 | 43.43 | -3.8% |
| 2014/12 | 45.15 | +2.4% |
| 2013/12 | 44.09 | +9.6% |
| 2012/12 | 40.23 | +27.6% |
| 2011/12 | 31.53 | - |