| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2024/12 | 3.5 | -84.2% |
| 2023/12 | 22.5 | +65.0% |
| 2022/12 | 13.6 | -65.7% |
| 2021/12 | 39.6 | -2.2% |
| 2020/12 | 40.5 | +19.0% |
| 2019/12 | 34.0 | -3.8% |
| 2018/12 | 35.4 | +3.1% |
| 2017/12 | 34.3 | +1.4% |
| 2016/12 | 33.8 | -7.9% |
| 2015/12 | 36.7 | -3.2% |
| 2014/12 | 38.0 | +2.2% |
| 2013/12 | 37.2 | -13.3% |
| 2012/12 | 42.9 | +13.1% |
| 2011/12 | 37.9 | +8.4% |
| 2010/12 | 35.0 | - |