| （単位：千ドル） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 4Q23 | 2,410 | -93.5% |
| 1Q23 | 8,281 | - |
| 4Q22 | 37,209 | - |
| 3Q22 | 17,394 | - |
| 1Q21 | 34,971 | -0.4% |
| 4Q20 | 95,459 | +47.3% |
| 3Q20 | 44,062 | -37.6% |
| 2Q20 | 8,261 | -67.4% |
| 1Q20 | 35,120 | - |
| 4Q19 | 64,798 | +150.5% |
| 3Q19 | 70,577 | - |
| 2Q19 | 25,362 | +1484.1% |
| 4Q18 | 25,871 | -56.9% |
| 3Q18 | 0 | -100.0% |
| 2Q18 | 1,601 | - |
| 1Q18 | 21,683 | - |
| 4Q17 | 60,047 | - |
| 3Q17 | 80,807 | - |
| 4Q16 | 0 | -100.0% |
| 3Q16 | 0 | -100.0% |
| 2Q16 | 0 | -100.0% |
| 1Q16 | 13,470 | -32.4% |
| 4Q15 | 13,462 | -44.9% |
| 3Q15 | 17,921 | -26.9% |
| 2Q15 | 17,941 | +33.2% |
| 1Q15 | 19,938 | - |
| 4Q14 | 24,431 | - |
| 3Q14 | 24,527 | - |
| 2Q14 | 13,474 | - |