| （単位：百万ドル） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 4Q22 | 2,364 | +11.7% |
| 2Q22 | 2,391 | +119.3% |
| 1Q22 | 2,169 | +117.7% |
| 4Q21 | 2,115 | +117.9% |
| 3Q21 | 1,188 | +284.1% |
| 2Q21 | 1,090 | +351.5% |
| 1Q21 | 996 | +234.8% |
| 4Q20 | 970 | +263.1% |
| 3Q20 | 309 | +34.4% |
| 2Q20 | 241 | +7.8% |
| 1Q20 | 297 | +44.7% |
| 4Q19 | 267 | +47.6% |
| 3Q19 | 230 | +10.2% |
| 2Q19 | 223 | +27.2% |
| 1Q19 | 205 | +55.0% |
| 4Q18 | 181 | +28.0% |
| 3Q18 | 208 | +33.5% |
| 2Q18 | 176 | +2.0% |
| 1Q18 | 132 | -16.7% |
| 4Q17 | 141 | -12.4% |
| 3Q17 | 156 | -13.3% |
| 2Q17 | 172 | +9.0% |
| 1Q17 | 159 | +15.1% |
| 4Q16 | 161 | +22.1% |
| 3Q16 | 180 | +35.3% |
| 2Q16 | 158 | +29.4% |
| 1Q16 | 138 | +54.1% |
| 4Q15 | 132 | +79.5% |
| 3Q15 | 133 | +72.7% |
| 2Q15 | 122 | +56.5% |
| 1Q15 | 89 | +57.0% |
| 4Q14 | 73 | -10.7% |
| 3Q14 | 77 | -20.9% |
| 2Q14 | 78 | +13.8% |
| 1Q14 | 57 | -8.4% |
| 4Q13 | 82 | +20.5% |
| 3Q13 | 97 | +32.5% |
| 2Q13 | 68 | +1.6% |
| 1Q13 | 62 | -8.6% |
| 4Q12 | 68 | - |
| 3Q12 | 73 | - |
| 2Q12 | 67 | - |
| 1Q12 | 68 | - |