| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 3Q21 | 10,890 | +40.4% |
| 2Q21 | 10,541 | +14.2% |
| 1Q21 | 9,434 | +7.7% |
| 4Q20 | 8,968 | +3.3% |
| 3Q20 | 7,754 | -7.0% |
| 2Q20 | 9,229 | +27.0% |
| 1Q20 | 8,763 | +4.3% |
| 4Q19 | 8,680 | +104.0% |
| 3Q19 | 8,341 | +98.6% |
| 2Q19 | 7,269 | +70.3% |
| 1Q19 | 8,402 | +103.0% |
| 4Q18 | 4,255 | +6.0% |
| 3Q18 | 4,200 | +6.3% |
| 2Q18 | 4,268 | +11.0% |
| 1Q18 | 4,139 | +10.7% |
| 4Q17 | 4,013 | +11.2% |
| 3Q17 | 3,950 | +12.0% |
| 2Q17 | 3,844 | +10.0% |
| 1Q17 | 3,738 | +10.0% |
| 4Q16 | 3,609 | +0.8% |
| 3Q16 | 3,528 | -1.4% |
| 2Q16 | 3,493 | -0.8% |
| 1Q16 | 3,398 | -0.5% |
| 4Q15 | 3,579 | +3.8% |
| 3Q15 | 3,577 | +7.3% |
| 2Q15 | 3,520 | +7.9% |
| 1Q15 | 3,414 | +10.0% |
| 4Q14 | 3,448 | +15.9% |
| 3Q14 | 3,333 | - |
| 2Q14 | 3,263 | +18.6% |
| 1Q14 | 3,104 | +12.9% |
| 4Q13 | 2,975 | +13.0% |
| 2Q13 | 2,752 | +10.1% |
| 1Q13 | 2,750 | +17.7% |
| 4Q12 | 2,632 | +2.2% |
| 3Q12 | 2,665 | +4.3% |
| 2Q12 | 2,499 | +1.4% |
| 1Q12 | 2,337 | +0.3% |
| 4Q11 | 2,575 | - |
| 3Q11 | 2,556 | - |
| 2Q11 | 2,464 | - |
| 1Q11 | 2,330 | - |