| （単位：千ドル） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 4Q23 | 16,617 | -82.3% |
| 4Q22 | 93,896 | -21.2% |
| 3Q22 | 131,937 | -67.5% |
| 2Q22 | 147,373 | -66.9% |
| 1Q22 | 125,337 | -69.9% |
| 4Q21 | 119,166 | -66.0% |
| 3Q21 | 405,479 | +4.5% |
| 2Q21 | 445,473 | +24.2% |
| 1Q21 | 416,566 | -22.1% |
| 4Q20 | 350,359 | -40.8% |
| 3Q20 | 388,185 | -34.9% |
| 2Q20 | 358,673 | -39.6% |
| 1Q20 | 534,712 | +2.3% |
| 4Q19 | 591,773 | +41.3% |
| 3Q19 | 596,442 | +29.6% |
| 2Q19 | 593,754 | +18.0% |
| 1Q19 | 522,551 | +198.5% |
| 4Q18 | 418,798 | +213.4% |
| 3Q18 | 460,304 | +273.9% |
| 2Q18 | 503,312 | +381.0% |
| 1Q18 | 175,064 | +96.3% |
| 4Q17 | 133,638 | +77.2% |
| 3Q17 | 123,123 | +83.6% |
| 2Q17 | 104,632 | +54.3% |
| 1Q17 | 89,163 | +29.6% |
| 4Q16 | 75,410 | +37.1% |
| 3Q16 | 67,044 | +52.5% |
| 2Q16 | 67,809 | +102.5% |
| 1Q16 | 68,790 | +151.8% |
| 4Q15 | 55,009 | +177.6% |
| 3Q15 | 43,967 | +178.9% |
| 2Q15 | 33,488 | +116.6% |
| 1Q15 | 27,315 | +134.2% |
| 4Q14 | 19,816 | +126.3% |
| 3Q14 | 15,763 | +3.6% |
| 2Q14 | 15,462 | -3.8% |
| 1Q14 | 11,662 | - |
| 4Q13 | 8,756 | - |
| 3Q13 | 15,215 | +743.4% |
| 2Q13 | 16,072 | - |
| 3Q12 | 1,804 | - |