| （単位：千ドル） | 有利子負債合計 | 前年比（％） |
|---|---|---|
| 3Q20 | 23,142 | +201.4% |
| 2Q20 | 23,423 | +192.7% |
| 1Q20 | 23,582 | +194.0% |
| 4Q19 | 17,943 | +155.6% |
| 3Q19 | 7,678 | +2.4% |
| 2Q19 | 8,002 | -49.9% |
| 1Q19 | 8,021 | -77.6% |
| 4Q18 | 7,021 | -83.7% |
| 3Q18 | 7,496 | -87.2% |
| 2Q18 | 15,983 | -84.2% |
| 1Q18 | 35,768 | -71.9% |
| 4Q17 | 43,146 | -55.1% |
| 3Q17 | 58,741 | -55.5% |
| 2Q17 | 101,130 | -30.3% |
| 1Q17 | 127,070 | -20.1% |
| 4Q16 | 96,039 | -40.6% |
| 3Q16 | 132,056 | -17.5% |
| 2Q16 | 144,994 | -13.6% |
| 1Q16 | 158,981 | -4.5% |
| 4Q15 | 161,617 | -16.2% |
| 3Q15 | 160,145 | +9.1% |
| 2Q15 | 167,724 | +8.1% |
| 1Q15 | 166,411 | -5.4% |
| 4Q14 | 192,898 | +20.3% |
| 3Q14 | 146,844 | +7.2% |
| 2Q14 | 155,134 | +13.5% |
| 1Q14 | 175,937 | +34.5% |
| 4Q13 | 160,290 | +12.6% |
| 3Q13 | 136,973 | -17.2% |
| 2Q13 | 136,656 | +33.7% |
| 1Q13 | 130,804 | -55.4% |
| 4Q12 | 142,409 | +75.4% |
| 3Q12 | 165,361 | -47.2% |
| 2Q12 | 102,211 | -72.7% |
| 1Q12 | 293,400 | - |
| 4Q11 | 81,200 | - |
| 3Q11 | 313,300 | - |
| 2Q11 | 374,600 | - |