| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 17.8 | +12.7% |
| 2023/12 | 15.8 | +2.4% |
| 2022/12 | 15.5 | -16.1% |
| 2021/12 | 18.4 | +435.5% |
| 2020/12 | 3.4 | -76.4% |
| 2019/12 | 14.6 | +2.2% |
| 2018/12 | 14.2 | +19.0% |
| 2017/12 | 12.0 | +11.4% |
| 2016/12 | 10.7 | -30.2% |
| 2015/12 | 15.4 | +55.8% |
| 2014/12 | 9.9 | +36.5% |
| 2013/12 | 7.2 | +8.0% |
| 2012/12 | 6.7 | -144.6% |
| 2011/12 | -15.0 | -301.7% |
| 2010/12 | 7.4 | - |