| （単位：百万ドル） | 現金 + 有価証券 | 前年比（％） |
|---|---|---|
| 2025/5 | 2,734 | +44.1% |
| 2024/5 | 1,897 | -11.1% |
| 2023/5 | 2,134 | +19.8% |
| 2022/5 | 1,782 | -4.2% |
| 2021/5 | 1,859 | +10.2% |
| 2020/5 | 1,687 | +73.2% |
| 2019/5 | 974 | +129.7% |
| 2018/5 | 424 | +31.2% |
| 2017/5 | 323 | -8.2% |
| 2016/5 | 352 | -34.4% |
| 2015/5 | 536 | -2.6% |
| 2014/5 | 551 | +9.0% |
| 2013/5 | 505 | +59.8% |
| 2012/5 | 316 | -31.8% |
| 2011/5 | 464 | +26.5% |
| 2010/5 | 366 | - |