| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 24.22 | -9.4% |
| 2023/12 | 26.74 | -42.3% |
| 2022/12 | 46.31 | +22.0% |
| 2021/12 | 37.96 | +42.4% |
| 2020/12 | 26.65 | -32.5% |
| 2019/12 | 39.49 | -4.2% |
| 2018/12 | 41.23 | +1.5% |
| 2017/12 | 40.61 | +16.2% |
| 2016/12 | 34.94 | -19.1% |
| 2015/12 | 43.21 | +0.1% |
| 2014/12 | 43.16 | -6.0% |
| 2013/12 | 45.93 | +7.4% |
| 2012/12 | 42.75 | +19.1% |
| 2011/12 | 35.9 | +118.6% |
| 2010/12 | 16.42 | - |