| （単位：千ドル） | 現金 + 有価証券 | 前年比（％） |
|---|---|---|
| 2025/5 | 263,973 | -22.8% |
| 2024/5 | 342,015 | +175.5% |
| 2023/5 | 124,149 | +37.2% |
| 2022/5 | 90,471 | -81.7% |
| 2021/5 | 493,640 | +239.5% |
| 2020/5 | 145,402 | +50.4% |
| 2019/5 | 96,645 | -30.3% |
| 2018/5 | 138,724 | -18.0% |
| 2017/5 | 169,266 | +21.5% |
| 2016/5 | 139,357 | -66.6% |
| 2015/5 | 417,073 | -18.7% |
| 2014/5 | 513,288 | +43.4% |
| 2013/5 | 357,953 | +5.3% |
| 2012/5 | 339,825 | -35.3% |
| 2011/5 | 525,326 | - |