| （単位：千ドル） | 有利子負債合計 | 前年比（％） |
|---|---|---|
| 4Q21 | 1,001 | - |
| 3Q21 | 1,582 | +111.3% |
| 2Q21 | 1,625 | +105.8% |
| 1Q21 | 1,667 | +100.8% |
| 4Q21 | 707 | -18.7% |
| 3Q20 | 748 | -17.7% |
| 2Q20 | 789 | -16.8% |
| 1Q20 | 830 | -16.0% |
| 4Q19 | 870 | -15.2% |
| 3Q19 | 910 | -14.5% |
| 2Q19 | 949 | -13.9% |
| 1Q19 | 987 | -13.3% |
| 4Q18 | 1,026 | -12.7% |
| 3Q18 | 1,064 | -12.2% |
| 2Q18 | 1,102 | -11.7% |
| 1Q18 | 1,139 | -11.3% |
| 4Q17 | 1,176 | -10.9% |
| 3Q17 | 1,212 | -10.5% |
| 2Q17 | 1,248 | -10.1% |
| 1Q17 | 1,284 | -10.1% |
| 4Q16 | 1,319 | -10.7% |
| 3Q16 | 1,354 | -11.3% |
| 2Q16 | 1,389 | -11.8% |
| 1Q16 | 1,428 | -12.0% |
| 4Q15 | 1,477 | -11.5% |
| 3Q15 | 1,526 | -24.4% |
| 2Q15 | 1,574 | -23.2% |
| 1Q15 | 1,622 | -22.1% |
| 4Q14 | 1,670 | -20.9% |
| 3Q14 | 2,019 | -5.8% |
| 2Q14 | 2,050 | -5.7% |
| 1Q14 | 2,082 | -5.6% |
| 4Q13 | 2,113 | -5.4% |
| 3Q13 | 2,144 | -5.3% |
| 2Q13 | 2,174 | -5.2% |
| 1Q13 | 2,204 | - |
| 4Q12 | 2,234 | - |
| 3Q12 | 2,264 | - |
| 2Q12 | 2,293 | - |