| （単位：百万ドル） | 現金 + 有価証券 | 前年比（％） |
|---|---|---|
| 2024/9 | 2,985 | +53.1% |
| 2023/9 | 1,949 | -41.0% |
| 2022/9 | 3,302 | -43.1% |
| 2021/9 | 5,801 | -8.8% |
| 2020/9 | 6,358 | +163.3% |
| 2019/9 | 2,415 | -18.9% |
| 2018/9 | 2,976 | -19.1% |
| 2017/9 | 3,678 | +145.0% |
| 2016/9 | 1,501 | +627.4% |
| 2015/9 | 206 | -38.7% |
| 2014/9 | 336 | -25.3% |
| 2013/9 | 450 | -0.9% |
| 2012/9 | 454 | +7.6% |
| 2011/9 | 422 | +12.9% |
| 2010/9 | 374 | - |