| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 1Q22 | 1,461 | -90.1% |
| 4Q22 | 33,044 | -35.3% |
| 3Q21 | 29,909 | -50.3% |
| 4Q21 | 51,081 | - |
| 3Q20 | 60,130 | +192.9% |
| 2Q21 | 11,560 | - |
| 1Q21 | 14,759 | - |
| 4Q19 | 34,064 | +7.8% |
| 3Q19 | 20,530 | -41.3% |
| 2Q19 | 23,984 | -37.8% |
| 1Q19 | 27,363 | -31.5% |
| 4Q18 | 31,605 | -15.1% |
| 3Q18 | 34,994 | -4.0% |
| 2Q18 | 38,551 | -3.5% |
| 1Q18 | 39,960 | 0.0% |
| 4Q17 | 37,225 | +12.4% |
| 3Q17 | 36,442 | +1.8% |
| 2Q17 | 39,939 | +7.3% |
| 1Q17 | 39,942 | +7.2% |
| 4Q16 | 39,930 | - |
| 3Q16 | 38,179 | - |
| 2Q16 | 34,827 | - |
| 1Q16 | 30,746 | - |
| 4Q16 | 33,124 | - |
| 3Q16 | 35,791 | - |
| 2Q16 | 37,227 | - |
| 1Q16 | 37,256 | - |
| 4Q14 | 36,166 | +64.7% |
| 3Q14 | 38,336 | +126.2% |
| 2Q14 | 34,986 | +84.0% |
| 1Q14 | 30,540 | +120.2% |
| 4Q13 | 21,954 | +76.6% |
| 3Q13 | 16,948 | -15.5% |
| 2Q13 | 19,014 | -5.8% |
| 1Q13 | 13,869 | -9.2% |
| 4Q12 | 12,430 | -30.2% |
| 3Q12 | 20,061 | +46.8% |
| 2Q12 | 20,181 | +46.1% |
| 1Q12 | 15,277 | - |
| 4Q11 | 17,811 | - |
| 3Q11 | 13,662 | - |
| 2Q11 | 13,816 | - |