| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 14.14 | -45.8% |
| 2023/12 | 26.09 | -302.2% |
| 2022/12 | -12.9 | -59.6% |
| 2021/12 | -31.96 | -158.5% |
| 2020/12 | 54.65 | +20.5% |
| 2019/12 | 45.34 | -193.9% |
| 2018/12 | -48.28 | -2413.7% |
| 2017/12 | 2.09 | -170.3% |
| 2016/12 | -2.97 | -134.7% |
| 2015/12 | 8.56 | -28.7% |
| 2014/12 | 12.02 | -19.2% |
| 2013/12 | 14.88 | +37.9% |
| 2012/12 | 10.79 | +281.5% |
| 2011/12 | 2.83 | -32.9% |
| 2010/12 | 4.21 | - |