| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 11.14 | +57.6% |
| 2023/12 | 7.07 | +67.5% |
| 2022/12 | 4.22 | +1015.5% |
| 2021/12 | 0.38 | -100.8% |
| 2020/12 | -49.69 | -947.9% |
| 2019/12 | 5.86 | -4.3% |
| 2018/12 | 6.12 | -349.5% |
| 2017/12 | -2.45 | -89.5% |
| 2016/12 | -23.42 | +82.2% |
| 2015/12 | -12.85 | -36282.8% |
| 2014/12 | 0.04 | -100.9% |
| 2013/12 | -3.83 | -178.9% |
| 2012/12 | 4.85 | -25.9% |
| 2011/12 | 6.55 | +110.9% |
| 2010/12 | 3.11 | - |