| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 19.9 | +200.0% |
| 2023/12 | 6.6 | -82.1% |
| 2022/12 | 37.0 | +22.6% |
| 2021/12 | 30.2 | -14.4% |
| 2020/12 | 35.3 | -3.7% |
| 2019/12 | 36.6 | -3.1% |
| 2018/12 | 37.8 | -8.6% |
| 2017/12 | 41.4 | +5.8% |
| 2016/12 | 39.1 | +32.0% |
| 2015/12 | 29.6 | +39.8% |
| 2014/12 | 21.2 | -154.3% |
| 2013/12 | -39.0 | +10.5% |
| 2012/12 | -35.3 | +1054.4% |
| 2011/12 | -3.1 | - |