| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 33.66 | +5.1% |
| 2023/12 | 32.01 | -19.8% |
| 2022/12 | 39.91 | -31.2% |
| 2021/12 | 58.03 | +29.4% |
| 2020/12 | 44.84 | +45.2% |
| 2019/12 | 30.89 | -18.8% |
| 2018/12 | 38.05 | +7.5% |
| 2017/12 | 35.4 | +29.4% |
| 2016/12 | 27.36 | -8.4% |
| 2015/12 | 29.85 | +8.5% |
| 2014/12 | 27.51 | -18.8% |
| 2013/12 | 33.89 | +12.7% |
| 2012/12 | 30.06 | -160.1% |
| 2011/12 | -50.0 | +119.7% |
| 2010/12 | -22.76 | - |