| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 2.18 | -10.3% |
| 2023/12 | 2.43 | -20.6% |
| 2022/12 | 3.06 | -63.6% |
| 2021/12 | 8.39 | -117.8% |
| 2020/12 | -47.04 | -456.8% |
| 2019/12 | 13.18 | -8.5% |
| 2018/12 | 14.4 | -6.2% |
| 2017/12 | 15.36 | -11.6% |
| 2016/12 | 17.37 | -1.1% |
| 2015/12 | 17.55 | +79.8% |
| 2014/12 | 9.76 | +42.9% |
| 2013/12 | 6.83 | +70.4% |
| 2012/12 | 4.01 | +94.3% |
| 2011/12 | 2.06 | -66.5% |
| 2010/12 | 6.15 | - |