| （単位：百万ドル） | 現金 + 有価証券 | 前年比（％） |
|---|---|---|
| 2025/5 | 254 | +15.6% |
| 2024/5 | 220 | -47.1% |
| 2023/5 | 416 | -11.8% |
| 2022/5 | 472 | -61.1% |
| 2021/5 | 1,214 | +59.1% |
| 2020/5 | 763 | +66.9% |
| 2019/5 | 457 | +211.3% |
| 2018/5 | 146 | -37.0% |
| 2017/5 | 233 | -15.2% |
| 2016/5 | 274 | -48.7% |
| 2015/5 | 535 | +445.2% |
| 2014/5 | 98 | +11.5% |
| 2013/5 | 88 | +25.1% |
| 2012/5 | 70 | 0.0% |
| 2011/5 | 70 | -71.7% |
| 2010/5 | 248 | - |