| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 25.9 | -13.4% |
| 2023/12 | 29.89 | -14.4% |
| 2022/12 | 34.93 | -38.3% |
| 2021/12 | 56.62 | +102.7% |
| 2020/12 | 27.94 | -33.7% |
| 2019/12 | 42.15 | +0.7% |
| 2018/12 | 41.85 | +8.1% |
| 2017/12 | 38.72 | +4.9% |
| 2016/12 | 36.92 | -6.6% |
| 2015/12 | 39.51 | -2.4% |
| 2014/12 | 40.5 | +8.7% |
| 2013/12 | 37.26 | +4.0% |
| 2012/12 | 35.81 | +20.9% |
| 2011/12 | 29.63 | +138.6% |
| 2010/12 | 12.42 | - |