| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 22.23 | -18.2% |
| 2023/12 | 27.18 | -36.0% |
| 2022/12 | 42.45 | -12.1% |
| 2021/12 | 48.3 | +109.2% |
| 2020/12 | 23.08 | -35.9% |
| 2019/12 | 36.01 | -8.7% |
| 2018/12 | 39.46 | -4.0% |
| 2017/12 | 41.11 | -4.9% |
| 2016/12 | 43.21 | -7.6% |
| 2015/12 | 46.76 | +15.1% |
| 2014/12 | 40.61 | -4.8% |
| 2013/12 | 42.65 | +15.5% |
| 2012/12 | 36.92 | +37.7% |
| 2011/12 | 26.8 | - |