| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 17.2 | +5.2% |
| 2023/12 | 16.3 | +59.3% |
| 2022/12 | 10.2 | -32.6% |
| 2021/12 | 15.2 | +19.5% |
| 2020/12 | 12.7 | -4.5% |
| 2019/12 | 13.3 | +21.6% |
| 2018/12 | 11.0 | -9.2% |
| 2017/12 | 12.1 | +115.1% |
| 2016/12 | 5.6 | -78.9% |
| 2015/12 | 26.6 | +256.7% |
| 2014/12 | 7.5 | +10.1% |
| 2013/12 | 6.8 | +33.8% |
| 2012/12 | 5.1 | -42.3% |
| 2011/12 | 8.8 | +18.6% |
| 2010/12 | 7.4 | - |