| （単位：千ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 3Q21 | 1,755 | -240.4% |
| 2Q21 | 1,796 | -679.4% |
| 1Q21 | 982 | -285.3% |
| 4Q20 | -2,360 | +992.6% |
| 3Q20 | -1,250 | -17.2% |
| 2Q20 | -310 | -108.9% |
| 1Q20 | -530 | -115.8% |
| 4Q19 | -216 | -106.2% |
| 3Q19 | -1,510 | -138.0% |
| 2Q19 | 3,474 | -17.0% |
| 1Q19 | 3,362 | -23.0% |
| 4Q18 | 3,457 | -29.2% |
| 3Q18 | 3,973 | -21.7% |
| 2Q18 | 4,186 | -27.6% |
| 1Q18 | 4,366 | -18.6% |
| 4Q17 | 4,883 | -21.1% |
| 3Q17 | 5,071 | -24.7% |
| 2Q17 | 5,777 | -16.9% |
| 1Q17 | 5,363 | -16.0% |
| 4Q16 | 6,188 | -16.9% |
| 3Q16 | 6,738 | -10.0% |
| 2Q16 | 6,956 | +24.1% |
| 1Q16 | 6,386 | +29.2% |
| 4Q15 | 7,449 | +57.2% |
| 3Q15 | 7,489 | +60.1% |
| 2Q15 | 5,607 | - |
| 1Q15 | 4,941 | +6.6% |
| 4Q14 | 4,738 | - |
| 3Q14 | 4,678 | +10.6% |
| 1Q14 | 4,634 | -4.7% |
| 3Q13 | 4,230 | - |
| 2Q13 | 4,624 | +60.5% |
| 1Q13 | 4,862 | +143.5% |
| 2Q12 | 2,880 | +31.8% |
| 1Q12 | 1,996 | - |
| 3Q11 | 2,964 | - |
| 2Q11 | 2,185 | - |