| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 16.9 | +139.7% |
| 2023/12 | 7.1 | +49.1% |
| 2022/12 | 4.7 | -61.2% |
| 2021/12 | 12.2 | -557.2% |
| 2020/12 | -2.7 | -140.9% |
| 2019/12 | 6.5 | +2547.4% |
| 2018/12 | 0.2 | -103.1% |
| 2017/12 | -8.0 | -161.5% |
| 2016/12 | 13.0 | -16.5% |
| 2015/12 | 15.6 | -18.3% |
| 2014/12 | 19.1 | +9.2% |
| 2013/12 | 17.5 | +24.8% |
| 2012/12 | 14.0 | +766.1% |
| 2011/12 | 1.6 | -93.6% |
| 2010/12 | 25.2 | - |