| （単位：千ドル） | 純有利子負債 | 前年比（％） |
|---|---|---|
| 4Q22 | -7,693 | -66.1% |
| 3Q22 | -8,117 | -70.8% |
| 1Q22 | -15,942 | -40.9% |
| 4Q21 | -22,681 | -29.2% |
| 3Q21 | -27,822 | +27.0% |
| 2Q21 | -22,819 | +129.4% |
| 1Q21 | -26,971 | +186.0% |
| 4Q20 | -32,021 | +189.3% |
| 3Q20 | -21,908 | +67.5% |
| 2Q20 | -9,946 | -49.6% |
| 1Q20 | -9,429 | -63.1% |
| 4Q19 | -11,069 | -66.1% |
| 3Q19 | -13,081 | -68.0% |
| 2Q19 | -19,743 | -58.1% |
| 1Q19 | -25,559 | -54.2% |
| 4Q18 | -32,677 | +20.9% |
| 3Q18 | -40,828 | +43.1% |
| 2Q18 | -47,109 | +90.0% |
| 1Q18 | -55,747 | +88.2% |
| 4Q17 | -27,026 | -26.9% |
| 3Q17 | -28,541 | +6.5% |
| 2Q17 | -24,793 | -8.1% |
| 1Q17 | -29,629 | -18.8% |
| 4Q16 | -36,950 | -14.7% |
| 3Q16 | -26,791 | -47.2% |
| 2Q16 | -26,992 | -50.3% |
| 1Q16 | -36,487 | -36.5% |
| 4Q15 | -43,314 | - |
| 3Q15 | -50,733 | - |
| 2Q15 | -54,352 | - |
| 1Q15 | -57,499 | - |