| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 2Q23 | 41,949 | -79.3% |
| 1Q23 | 100,823 | +36.2% |
| 4Q22 | 171,390 | - |
| 3Q22 | 204,946 | - |
| 2Q22 | 203,126 | - |
| 1Q22 | 74,047 | - |
| 3Q20 | 13,046 | +102.3% |
| 2Q20 | 12,894 | +222.2% |
| 1Q20 | 4,746 | -40.2% |
| 4Q19 | 7,605 | -20.1% |
| 3Q19 | 6,448 | +28.5% |
| 2Q19 | 4,002 | -62.1% |
| 1Q19 | 7,939 | -39.2% |
| 4Q18 | 9,523 | -56.2% |
| 3Q18 | 5,018 | -85.9% |
| 2Q18 | 10,573 | -67.2% |
| 1Q18 | 13,062 | -64.7% |
| 4Q17 | 21,728 | -46.1% |
| 3Q17 | 35,692 | +1.7% |
| 2Q17 | 32,270 | -10.1% |
| 1Q17 | 36,990 | -3.1% |
| 4Q16 | 40,299 | +7.4% |
| 3Q16 | 35,108 | -6.8% |
| 2Q16 | 35,902 | -34.4% |
| 1Q16 | 38,184 | -39.0% |
| 4Q15 | 37,539 | -47.4% |
| 3Q15 | 37,689 | -45.6% |
| 2Q15 | 54,708 | -22.6% |
| 1Q15 | 62,595 | -14.3% |
| 4Q14 | 71,343 | +6.8% |
| 3Q14 | 69,321 | +3.3% |
| 2Q14 | 70,696 | -9.1% |
| 1Q14 | 73,079 | +3.2% |
| 4Q13 | 66,831 | +7.7% |
| 3Q13 | 67,121 | +20.3% |
| 2Q13 | 77,741 | +23.8% |
| 1Q13 | 70,821 | +7.1% |
| 4Q12 | 62,026 | -16.9% |
| 3Q12 | 55,795 | -25.1% |
| 2Q12 | 62,794 | -14.6% |
| 1Q12 | 66,137 | - |
| 4Q11 | 74,666 | - |
| 3Q11 | 74,502 | - |
| 2Q11 | 73,557 | - |