| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 21.68 | +1105.9% |
| 2023/12 | 1.8 | -95.9% |
| 2022/12 | 43.49 | +22.1% |
| 2021/12 | 35.63 | +10.9% |
| 2020/12 | 32.13 | -19.8% |
| 2019/12 | 40.04 | +6.3% |
| 2018/12 | 37.68 | -7.7% |
| 2017/12 | 40.84 | -2.7% |
| 2016/12 | 41.96 | +6.7% |
| 2015/12 | 39.33 | +3.1% |
| 2014/12 | 38.15 | +11.4% |
| 2013/12 | 34.26 | +21.7% |
| 2012/12 | 28.15 | +54.5% |
| 2011/12 | 18.22 | - |