| （単位：千ドル） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 3Q22 | 4,235 | -83.7% |
| 2Q22 | 10,965 | +247.9% |
| 1Q22 | 18,483 | +52.3% |
| 4Q21 | 23,269 | +83.9% |
| 3Q21 | 25,937 | +6449.7% |
| 2Q21 | 3,152 | +670.7% |
| 1Q21 | 12,134 | +2874.0% |
| 4Q20 | 12,653 | +3079.1% |
| 3Q20 | 396 | +1.3% |
| 2Q20 | 409 | +7.9% |
| 1Q20 | 408 | +6.0% |
| 4Q19 | 398 | +3.9% |
| 3Q19 | 391 | -1.8% |
| 2Q19 | 379 | -6.0% |
| 1Q19 | 385 | -3.0% |
| 4Q18 | 383 | -5.0% |
| 3Q18 | 398 | +3.4% |
| 2Q18 | 403 | +10.7% |
| 1Q18 | 397 | +6.1% |
| 4Q17 | 403 | +11.0% |
| 3Q17 | 385 | +4.3% |
| 2Q17 | 364 | +7.1% |
| 1Q17 | 374 | - |
| 4Q16 | 363 | +0.8% |
| 3Q16 | 369 | +7.6% |
| 2Q16 | 340 | +25.5% |
| 4Q15 | 360 | +18.4% |
| 3Q15 | 343 | +8.5% |
| 2Q15 | 271 | - |
| 1Q15 | 289 | - |
| 4Q14 | 304 | - |
| 3Q14 | 316 | - |