| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 23.79 | -26.8% |
| 2023/12 | 32.49 | -41.5% |
| 2022/12 | 55.51 | -3.1% |
| 2021/12 | 57.29 | +58.0% |
| 2020/12 | 36.25 | -20.2% |
| 2019/12 | 45.42 | -7.5% |
| 2018/12 | 49.09 | -5.2% |
| 2017/12 | 51.78 | +6.7% |
| 2016/12 | 48.53 | -0.4% |
| 2015/12 | 48.73 | -7.2% |
| 2014/12 | 52.5 | +10.0% |
| 2013/12 | 47.71 | +11.3% |
| 2012/12 | 42.86 | +27.9% |
| 2011/12 | 33.52 | - |