| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 1.07 | -66.7% |
| 2023/12 | 3.2 | +826.4% |
| 2022/12 | 0.35 | -77.0% |
| 2021/12 | 1.5 | -66.3% |
| 2020/12 | 4.46 | +107.2% |
| 2019/12 | 2.15 | -129.3% |
| 2018/12 | -7.34 | -252.0% |
| 2017/12 | 4.83 | -36.4% |
| 2016/12 | 7.59 | +43.6% |
| 2015/12 | 5.29 | -3.8% |
| 2014/12 | 5.49 | -12.0% |
| 2013/12 | 6.24 | +10.9% |
| 2012/12 | 5.63 | -9.3% |
| 2011/12 | 6.2 | -1.7% |
| 2010/12 | 6.31 | - |