| （単位：千ドル） | 有利子負債合計 | 前年比（％） |
|---|---|---|
| 3Q19 | 28,794 | +62.3% |
| 2Q19 | 29,717 | +61.0% |
| 1Q19 | 29,703 | +54.6% |
| 4Q18 | 16,981 | -15.1% |
| 3Q18 | 17,738 | -14.5% |
| 2Q18 | 18,461 | -14.2% |
| 1Q18 | 19,215 | -13.7% |
| 4Q17 | 19,999 | -13.2% |
| 3Q17 | 20,755 | -12.8% |
| 2Q17 | 21,511 | -12.5% |
| 1Q17 | 22,267 | -9.4% |
| 4Q16 | 23,047 | -70.9% |
| 3Q16 | 23,805 | -70.9% |
| 2Q16 | 24,587 | -70.6% |
| 1Q16 | 24,565 | -71.3% |
| 4Q15 | 79,222 | -9.2% |
| 3Q15 | 81,895 | -8.1% |
| 2Q15 | 83,689 | -18.6% |
| 1Q15 | 85,483 | +2.4% |
| 4Q14 | 87,277 | +6.6% |
| 3Q14 | 89,071 | -5.5% |
| 2Q14 | 102,874 | +8.9% |
| 1Q14 | 83,442 | -11.6% |
| 4Q13 | 81,905 | - |
| 3Q13 | 94,228 | - |
| 2Q13 | 94,446 | - |
| 1Q13 | 94,414 | - |