| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 1Q23 | 17,427 | -74.4% |
| 4Q22 | 42,086 | -16.6% |
| 3Q22 | 29,942 | - |
| 2Q22 | 62,905 | - |
| 1Q22 | 68,138 | - |
| 4Q21 | 50,441 | - |
| 2Q20 | 2,247 | -91.6% |
| 1Q20 | 7,931 | -85.2% |
| 4Q19 | 34,651 | -65.0% |
| 3Q19 | 31,883 | -75.9% |
| 2Q19 | 26,882 | -82.7% |
| 1Q19 | 53,692 | -67.7% |
| 4Q18 | 99,050 | -70.1% |
| 3Q18 | 132,463 | -27.4% |
| 2Q18 | 155,793 | +6.0% |
| 1Q18 | 166,400 | +2.7% |
| 4Q17 | 331,462 | +91.1% |
| 3Q17 | 182,347 | +11.9% |
| 2Q17 | 147,035 | -7.2% |
| 1Q17 | 162,017 | +3.0% |
| 4Q16 | 173,418 | -35.7% |
| 3Q16 | 162,961 | +20.9% |
| 2Q16 | 158,410 | +66.8% |
| 1Q16 | 157,263 | +126.4% |
| 4Q15 | 269,850 | +1197.2% |
| 3Q15 | 134,772 | +958.8% |
| 2Q15 | 94,995 | +706.4% |
| 1Q15 | 69,467 | +761.4% |
| 4Q14 | 20,803 | +490.2% |
| 3Q14 | 12,729 | - |
| 2Q14 | 11,780 | - |
| 1Q14 | 8,064 | - |
| 4Q13 | 3,525 | - |