| 経常（税引前）利益率（％） | 前年比（％） | |
|---|---|---|
| 2024/12 | 38.08 | +16.4% |
| 2023/12 | 32.71 | +1.6% |
| 2022/12 | 32.19 | -27.4% |
| 2021/12 | 44.31 | +6.8% |
| 2020/12 | 41.5 | +10.7% |
| 2019/12 | 37.48 | -0.3% |
| 2018/12 | 37.61 | -11.5% |
| 2017/12 | 42.5 | +174.5% |
| 2016/12 | 15.48 | -60.9% |
| 2015/12 | 39.59 | -9.6% |
| 2014/12 | 43.82 | +11.4% |
| 2013/12 | 39.34 | +4.9% |
| 2012/12 | 37.51 | +1.9% |
| 2011/12 | 36.82 | +4.7% |
| 2010/12 | 35.16 | - |