| （単位：千ドル） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 1Q25 | 5,200 | -5.5% |
| 4Q24 | 5,700 | +18.8% |
| 3Q24 | 5,300 | +65.6% |
| 2Q24 | 5,300 | +60.6% |
| 1Q24 | 5,500 | +243.8% |
| 4Q23 | 4,800 | +300.0% |
| 3Q23 | 3,200 | - |
| 2Q23 | 3,300 | - |
| 1Q23 | 1,600 | - |
| 4Q22 | 1,200 | -63.6% |
| 4Q21 | 3,300 | +13.8% |
| 4Q20 | 2,900 | -53.2% |
| 4Q19 | 6,200 | +29.2% |
| 4Q18 | 4,800 | -98.1% |
| 3Q18 | 5,100 | -98.0% |
| 2Q18 | 256,800 | -0.2% |
| 1Q18 | 258,100 | +1.1% |
| 4Q17 | 255,700 | +0.9% |
| 3Q17 | 256,700 | +0.2% |
| 2Q17 | 257,200 | +0.4% |
| 1Q17 | 255,200 | +0.2% |
| 4Q16 | 253,500 | -0.5% |
| 3Q16 | 256,200 | +0.1% |
| 2Q16 | 256,300 | 0.0% |
| 1Q16 | 254,600 | -0.4% |
| 4Q15 | 254,900 | -0.3% |
| 3Q15 | 256,000 | +0.4% |
| 2Q15 | 256,200 | +0.3% |
| 1Q15 | 255,600 | 0.0% |
| 4Q14 | 255,600 | +0.9% |
| 3Q14 | 255,100 | +0.6% |
| 2Q14 | 255,400 | +0.5% |
| 1Q14 | 255,600 | -0.4% |
| 4Q13 | 253,300 | -1.4% |
| 3Q13 | 253,600 | -25.2% |
| 2Q13 | 254,100 | -23.0% |
| 1Q13 | 256,700 | -25.2% |
| 4Q12 | 256,800 | -27.5% |
| 3Q12 | 338,900 | -4.4% |
| 2Q12 | 329,900 | -12.3% |
| 1Q12 | 343,400 | - |
| 4Q11 | 354,100 | - |
| 3Q11 | 354,600 | - |
| 2Q11 | 376,100 | - |