| （単位：千ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 2Q21 | -303,556 | -231.8% |
| 1Q21 | -250,036 | -215.2% |
| 3Q20 | 304,690 | +6.0% |
| 2Q20 | 282,911 | +13.6% |
| 1Q21 | 295,749 | +36.2% |
| 4Q20 | 88,632 | -63.4% |
| 3Q20 | 278,142 | -3.2% |
| 2Q20 | 230,381 | -7.5% |
| 1Q20 | 217,118 | -39.8% |
| 4Q19 | 242,060 | -28.7% |
| 3Q19 | 287,378 | -42.4% |
| 2Q19 | 248,951 | -48.0% |
| 1Q19 | 360,414 | +15.6% |
| 4Q18 | 339,328 | +27.4% |
| 3Q18 | 498,633 | -6.4% |
| 2Q18 | 478,341 | -1.4% |
| 1Q18 | 311,887 | -32.6% |
| 4Q17 | 266,322 | -35.1% |
| 3Q17 | 532,763 | +3.9% |
| 2Q17 | 484,934 | +10.8% |
| 1Q17 | 462,812 | +198.1% |
| 4Q16 | 410,192 | +94.4% |
| 3Q16 | 512,890 | -1.9% |
| 2Q16 | 437,801 | +15.4% |
| 1Q16 | 155,255 | -48.7% |
| 4Q15 | 211,033 | -44.1% |
| 3Q15 | 522,884 | +3.8% |
| 2Q15 | 379,454 | -24.3% |
| 1Q15 | 302,704 | -34.0% |
| 4Q14 | 377,651 | -23.0% |
| 3Q14 | 503,813 | +2.8% |
| 2Q14 | 501,050 | -5.1% |
| 1Q14 | 458,827 | +4.2% |
| 4Q13 | 490,725 | +5.0% |
| 3Q13 | 490,251 | -16.3% |
| 2Q13 | 528,109 | -6.7% |
| 1Q13 | 440,426 | -26.4% |
| 4Q12 | 467,302 | +15.9% |
| 3Q12 | 585,648 | +1.0% |
| 2Q12 | 565,998 | +6.0% |
| 1Q12 | 598,704 | - |
| 4Q11 | 403,121 | - |
| 3Q11 | 579,730 | - |
| 2Q11 | 533,743 | - |