| （単位：%） | 経常（税引前）利益率（％） | 前年比（％） |
|---|---|---|
| 2026/3 | 5.4 | -41.7% |
| 2025/3 | 9.2 | -19.6% |
| 2024/3 | 11.5 | -15.7% |
| 2023/3 | 13.6 | -2.2% |
| 2022/3 | 13.9 | +38.2% |
| 2021/3 | 10.1 | -32.0% |
| 2020/3 | 14.8 | -20.3% |
| 2019/3 | 18.5 | -4.8% |
| 2018/3 | 19.5 | +14.2% |
| 2017/3 | 17.1 | -10.2% |
| 2016/3 | 19.0 | +7.1% |
| 2015/3 | 17.7 | +13.9% |
| 2014/3 | 15.6 | +11.7% |
| 2013/3 | 13.9 | -12.4% |
| 2012/3 | 15.9 | - |