| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 20.88 | -4.4% |
| 2023/12 | 21.85 | +45.5% |
| 2022/12 | 15.01 | -560.9% |
| 2021/12 | -3.26 | -93.7% |
| 2020/12 | -51.84 | -3194.6% |
| 2019/12 | 1.68 | -129.2% |
| 2018/12 | -5.74 | -79.5% |
| 2017/12 | -27.93 | -63.5% |
| 2016/12 | -76.44 | -521.9% |
| 2015/12 | 18.12 | -72.3% |
| 2014/12 | 65.51 | +635.2% |
| 2013/12 | 8.91 | +75.4% |
| 2012/12 | 5.08 | -65.3% |
| 2011/12 | 14.63 | - |