| （単位：千ドル） | 利益剰余金 | 前年比（％） |
|---|---|---|
| 2025/1 | 360,314 | -9.3% |
| 2024/1 | 397,225 | +39.5% |
| 2023/1 | 284,784 | +55.7% |
| 2022/1 | 182,916 | +56.5% |
| 2021/1 | 116,869 | +19.6% |
| 2020/1 | 97,717 | +9.5% |
| 2019/1 | 89,228 | +15.8% |
| 2018/1 | 77,046 | -9.7% |
| 2017/1 | 85,347 | -14.2% |
| 2016/1 | 99,526 | -27.6% |
| 2015/1 | 137,418 | -19.0% |
| 2014/1 | 169,575 | +5.5% |
| 2013/1 | 160,724 | +35.9% |
| 2012/1 | 118,251 | - |