| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 19.69 | +31.3% |
| 2023/12 | 15.0 | +713.1% |
| 2022/12 | 1.84 | -137.2% |
| 2021/12 | -4.96 | -176.0% |
| 2020/12 | 6.53 | +440.9% |
| 2019/12 | 1.21 | -107.3% |
| 2018/12 | -16.56 | +269.5% |
| 2017/12 | -4.48 | -156.7% |
| 2016/12 | 7.91 | +13.4% |
| 2015/12 | 6.97 | -39.9% |
| 2014/12 | 11.6 | +4.8% |
| 2013/12 | 11.06 | -6.4% |
| 2012/12 | 11.81 | -13.4% |
| 2011/12 | 13.64 | +44.3% |
| 2010/12 | 9.46 | - |