| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 7.71 | -8837.4% |
| 2023/12 | -0.09 | -99.7% |
| 2022/12 | -25.91 | -144.1% |
| 2021/12 | 58.81 | -157.3% |
| 2020/12 | -102.54 | -461.3% |
| 2019/12 | 28.38 | -17.7% |
| 2018/12 | 34.51 | -43.7% |
| 2017/12 | 61.34 | +12.0% |
| 2016/12 | 54.78 | +54.9% |
| 2015/12 | 35.36 | -15.5% |
| 2014/12 | 41.85 | -48.6% |
| 2013/12 | 81.45 | +41.6% |
| 2012/12 | 57.51 | +394.9% |
| 2011/12 | 11.62 | -76.0% |
| 2010/12 | 48.46 | - |