| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 23.48 | +251.3% |
| 2023/12 | 6.68 | -90.3% |
| 2022/12 | 68.59 | -28.4% |
| 2021/12 | 95.85 | +31.8% |
| 2020/12 | 72.7 | +290.2% |
| 2019/12 | 18.63 | -39.9% |
| 2018/12 | 30.98 | +5.3% |
| 2017/12 | 29.42 | -43.9% |
| 2016/12 | 52.42 | -8.5% |
| 2015/12 | 57.3 | -13.4% |
| 2014/12 | 66.15 | -8.4% |
| 2013/12 | 72.2 | +61.4% |
| 2012/12 | 44.72 | -17.6% |
| 2011/12 | 54.28 | - |