| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 33.24 | -9.4% |
| 2023/12 | 36.71 | -25.0% |
| 2022/12 | 48.92 | -17.2% |
| 2021/12 | 59.09 | +80.7% |
| 2020/12 | 32.69 | -29.8% |
| 2019/12 | 46.55 | +13.8% |
| 2018/12 | 40.9 | -4.3% |
| 2017/12 | 42.73 | +2.3% |
| 2016/12 | 41.75 | -7.3% |
| 2015/12 | 45.05 | +22.3% |
| 2014/12 | 36.84 | -14.3% |
| 2013/12 | 42.98 | +46.3% |
| 2012/12 | 29.37 | +1.6% |
| 2011/12 | 28.92 | - |