| （単位：千ドル） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 4Q22 | 1,414 | -98.5% |
| 3Q22 | 1,407 | -99.3% |
| 2Q22 | 40,641 | -60.1% |
| 1Q22 | 55,049 | -32.1% |
| 4Q21 | 97,114 | -21.0% |
| 3Q21 | 193,129 | -7.0% |
| 2Q21 | 101,927 | +106.3% |
| 1Q21 | 81,115 | -24.7% |
| 4Q20 | 122,891 | -6.6% |
| 3Q20 | 207,615 | -8.1% |
| 2Q20 | 49,411 | -82.8% |
| 1Q20 | 107,674 | -73.7% |
| 4Q19 | 131,506 | -74.0% |
| 3Q19 | 225,932 | -30.2% |
| 2Q19 | 287,922 | -24.3% |
| 1Q19 | 408,949 | -8.1% |
| 4Q18 | 506,123 | +56.1% |
| 3Q18 | 323,772 | -21.8% |
| 2Q18 | 380,284 | +274.2% |
| 1Q18 | 444,782 | +168.3% |
| 4Q17 | 324,193 | +79.7% |
| 3Q17 | 413,856 | +226.7% |
| 2Q17 | 101,625 | -50.0% |
| 1Q17 | 165,801 | -39.4% |
| 4Q16 | 180,452 | -48.1% |
| 3Q16 | 126,681 | -34.8% |
| 2Q16 | 203,203 | +61.4% |
| 1Q16 | 273,762 | +103.6% |
| 4Q15 | 347,814 | +1785.4% |
| 3Q15 | 194,247 | +301.0% |
| 2Q15 | 125,938 | - |
| 1Q15 | 134,430 | - |
| 4Q14 | 18,448 | - |
| 3Q14 | 48,446 | - |