| （単位：千ドル） | 有利子負債合計 | 前年比（％） |
|---|---|---|
| 3Q21 | 3,198 | +620.3% |
| 2Q21 | 3,049 | +586.7% |
| 1Q21 | 1,964 | +342.3% |
| 4Q20 | 1,204 | +171.2% |
| 3Q20 | 444 | 0.0% |
| 2Q20 | 444 | -89.6% |
| 1Q20 | 444 | -89.2% |
| 4Q19 | 444 | -89.9% |
| 3Q19 | 444 | -90.4% |
| 2Q19 | 4,279 | -11.9% |
| 1Q19 | 4,099 | -20.5% |
| 4Q18 | 4,404 | -17.8% |
| 3Q18 | 4,606 | -17.8% |
| 2Q18 | 4,857 | -18.6% |
| 1Q18 | 5,157 | -7.4% |
| 4Q17 | 5,356 | -17.1% |
| 3Q17 | 5,602 | -17.6% |
| 2Q17 | 5,968 | -14.4% |
| 1Q17 | 5,568 | -21.9% |
| 4Q16 | 6,456 | -13.3% |
| 3Q16 | 6,799 | -9.4% |
| 2Q16 | 6,970 | +22.8% |
| 1Q16 | 7,127 | +42.9% |
| 4Q15 | 7,450 | +55.0% |
| 3Q15 | 7,501 | +53.7% |
| 2Q15 | 5,676 | +19.6% |
| 1Q15 | 4,989 | +0.4% |
| 4Q14 | 4,805 | -1.5% |
| 3Q14 | 4,882 | +3.6% |
| 2Q14 | 4,747 | +2.7% |
| 1Q14 | 4,971 | +1.8% |
| 4Q13 | 4,879 | +47.0% |
| 3Q13 | 4,713 | +42.9% |
| 2Q13 | 4,624 | +60.5% |
| 1Q13 | 4,881 | +144.5% |
| 4Q12 | 3,319 | +56.3% |
| 3Q12 | 3,298 | +11.3% |
| 2Q12 | 2,880 | -20.0% |
| 1Q12 | 1,996 | - |
| 4Q11 | 2,123 | - |
| 3Q11 | 2,964 | - |
| 2Q11 | 3,603 | - |