| （単位：千ドル） | 現金 + 有価証券 | 前年比（％） |
|---|---|---|
| 3Q20 | 421,190 | +36.9% |
| 2Q20 | 413,861 | +48.4% |
| 1Q20 | 424,684 | +48.4% |
| 4Q19 | 364,319 | +25.9% |
| 3Q19 | 307,677 | +1114.5% |
| 2Q19 | 278,873 | +1118.6% |
| 1Q19 | 286,133 | +1037.7% |
| 4Q18 | 289,290 | +1090.9% |
| 3Q18 | 25,334 | +1.3% |
| 2Q18 | 22,884 | -5.8% |
| 1Q18 | 25,150 | +8.5% |
| 1Q17 | 25,009 | -16.1% |
| 4Q17 | 24,292 | +7.2% |
| 3Q17 | 23,188 | +13.3% |
| 2Q17 | 22,649 | -4.3% |
| 1Q17 | 29,803 | -22.7% |
| 4Q16 | 22,650 | -49.7% |
| 3Q16 | 20,462 | -51.4% |
| 2Q16 | 23,660 | -83.0% |
| 1Q16 | 38,573 | +40.5% |
| 4Q15 | 45,030 | - |
| 3Q15 | 42,067 | - |
| 2Q15 | 139,283 | - |
| 1Q15 | 27,452 | - |