| （単位：百万ドル） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 2Q25 | 346 | -3.1% |
| 1Q25 | 344 | -6.3% |
| 4Q24 | 320 | -12.1% |
| 3Q24 | 324 | - |
| 2Q24 | 357 | - |
| 1Q24 | 367 | - |
| 4Q23 | 364 | - |
| 3Q21 | 46 | -90.7% |
| 2Q21 | 143 | -72.7% |
| 1Q21 | 288 | -55.8% |
| 4Q20 | 433 | -43.5% |
| 3Q20 | 495 | -46.5% |
| 2Q20 | 523 | -47.4% |
| 1Q20 | 651 | -47.2% |
| 4Q19 | 767 | -56.8% |
| 3Q19 | 925 | -54.1% |
| 2Q19 | 994 | -53.0% |
| 1Q19 | 1,233 | -45.2% |
| 4Q18 | 1,775 | -28.4% |
| 3Q18 | 2,017 | -20.2% |
| 2Q18 | 2,117 | -17.9% |
| 1Q18 | 2,252 | -16.1% |
| 4Q17 | 2,480 | -8.8% |
| 3Q17 | 2,526 | -16.8% |
| 2Q17 | 2,580 | -21.4% |
| 1Q17 | 2,685 | -27.2% |
| 4Q16 | 2,719 | -41.7% |
| 3Q16 | 3,035 | -34.4% |
| 2Q16 | 3,281 | -29.2% |
| 1Q16 | 3,689 | -13.8% |
| 4Q15 | 4,660 | +5.7% |
| 3Q15 | 4,627 | +6.9% |
| 2Q15 | 4,632 | +19.5% |
| 1Q15 | 4,279 | +20.3% |
| 4Q14 | 4,408 | +17.6% |
| 3Q14 | 4,328 | +19.5% |
| 2Q14 | 3,876 | +20.3% |
| 1Q14 | 3,558 | +9.7% |
| 4Q13 | 3,747 | +6.4% |
| 3Q13 | 3,623 | -2.0% |
| 2Q13 | 3,223 | -13.6% |
| 1Q13 | 3,242 | -9.6% |
| 4Q12 | 3,523 | +21.1% |
| 3Q12 | 3,698 | +31.2% |
| 2Q12 | 3,732 | +36.5% |
| 1Q12 | 3,585 | +17.0% |
| 4Q11 | 2,909 | +8.5% |
| 3Q11 | 2,819 | +10.0% |
| 2Q11 | 2,734 | -2.2% |
| 1Q11 | 3,065 | +2.3% |
| 4Q10 | 2,681 | - |
| 3Q10 | 2,562 | - |
| 2Q10 | 2,795 | - |
| 1Q10 | 2,997 | - |