| （単位：千ドル） | 現金 + 有価証券 | 前年比（％） |
|---|---|---|
| 2023/1 | 534,512 | +3.9% |
| 2022/1 | 514,493 | +108.5% |
| 2021/1 | 246,804 | - |
| 2019/12 | 458,657 | +26.1% |
| 2018/12 | 363,763 | -14.5% |
| 2017/12 | 544,337 | -43.0% |
| 2017/1 | 425,309 | -55.4% |
| 2016/1 | 954,528 | - |
| 2014/12 | 956,175 | +25.4% |
| 2013/12 | 762,511 | +15.9% |
| 2012/12 | 457,487 | -29.0% |
| 2012/1 | 657,934 | +2.1% |
| 2011/1 | 644,140 | - |