| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 17.84 | +12.7% |
| 2023/12 | 15.82 | +2.4% |
| 2022/12 | 15.46 | -16.1% |
| 2021/12 | 18.41 | +435.5% |
| 2020/12 | 3.44 | -76.4% |
| 2019/12 | 14.56 | +2.2% |
| 2018/12 | 14.24 | +19.0% |
| 2017/12 | 11.97 | +11.4% |
| 2016/12 | 10.74 | -30.2% |
| 2015/12 | 15.38 | +55.8% |
| 2014/12 | 9.87 | +36.5% |
| 2013/12 | 7.23 | +8.0% |
| 2012/12 | 6.69 | -144.6% |
| 2011/12 | -15.01 | -301.7% |
| 2010/12 | 7.44 | - |