| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 22.14 | +14.0% |
| 2023/12 | 19.42 | +3.5% |
| 2022/12 | 18.76 | -8.4% |
| 2021/12 | 20.49 | +157.5% |
| 2020/12 | 7.96 | +22.5% |
| 2019/12 | 6.5 | +42.6% |
| 2018/12 | 4.56 | -218.0% |
| 2017/12 | -3.86 | -132.7% |
| 2016/12 | 11.8 | -6.2% |
| 2015/12 | 12.58 | -7.4% |
| 2014/12 | 13.59 | -9.0% |
| 2013/12 | 14.93 | +2.4% |
| 2012/12 | 14.58 | +5.9% |
| 2011/12 | 13.77 | +32.3% |
| 2010/12 | 10.41 | - |