| （単位：千ドル） | 利益剰余金 | 前年比（％） |
|---|---|---|
| 2025/5 | -536,424 | -196.5% |
| 2024/5 | 555,620 | -1.7% |
| 2023/5 | 565,041 | -3.9% |
| 2022/5 | 587,911 | +9.0% |
| 2021/5 | 539,604 | +12.7% |
| 2020/5 | 478,722 | +14.2% |
| 2019/5 | 419,247 | +16.8% |
| 2018/5 | 359,071 | +21.3% |
| 2017/5 | 295,926 | +17.4% |
| 2016/5 | 252,133 | +17.0% |
| 2015/5 | 215,569 | +18.4% |
| 2014/5 | 182,043 | +18.3% |
| 2013/5 | 153,885 | +21.5% |
| 2012/5 | 126,695 | - |