| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 26.18 | -18.0% |
| 2023/12 | 31.92 | -31.8% |
| 2022/12 | 46.81 | -14.1% |
| 2021/12 | 54.49 | +45.2% |
| 2020/12 | 37.53 | +8.9% |
| 2019/12 | 34.48 | -6.6% |
| 2018/12 | 36.93 | -18.8% |
| 2017/12 | 45.48 | +36.3% |
| 2016/12 | 33.36 | +27.0% |
| 2015/12 | 26.27 | -10.0% |
| 2014/12 | 29.19 | +10.2% |
| 2013/12 | 26.48 | +18.3% |
| 2012/12 | 22.38 | +41.1% |
| 2011/12 | 15.85 | +45.0% |
| 2010/12 | 10.94 | - |