| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 14.1 | -45.8% |
| 2023/12 | 26.1 | -302.2% |
| 2022/12 | -12.9 | -59.6% |
| 2021/12 | -32.0 | -158.5% |
| 2020/12 | 54.6 | +20.5% |
| 2019/12 | 45.3 | -193.9% |
| 2018/12 | -48.3 | -2413.7% |
| 2017/12 | 2.1 | -170.3% |
| 2016/12 | -3.0 | -134.7% |
| 2015/12 | 8.6 | -28.7% |
| 2014/12 | 12.0 | -19.2% |
| 2013/12 | 14.9 | +37.9% |
| 2012/12 | 10.8 | +281.5% |
| 2011/12 | 2.8 | -32.9% |
| 2010/12 | 4.2 | - |