| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 7.67 | -38.6% |
| 2023/12 | 12.49 | -72.1% |
| 2022/12 | 44.73 | -12.7% |
| 2021/12 | 51.22 | +34.2% |
| 2020/12 | 38.16 | -0.4% |
| 2019/12 | 38.32 | +0.2% |
| 2018/12 | 38.25 | +2.5% |
| 2017/12 | 37.32 | +21.5% |
| 2016/12 | 30.71 | -2.1% |
| 2015/12 | 31.36 | -1.5% |
| 2014/12 | 31.83 | -11.5% |
| 2013/12 | 35.95 | -6.8% |
| 2012/12 | 38.59 | +46.8% |
| 2011/12 | 26.28 | - |