| （単位：千ドル） | 買掛金 | 前年比（％） |
|---|---|---|
| 3Q19 | 19,494 | -21.0% |
| 2Q19 | 16,407 | -3.5% |
| 1Q19 | 18,807 | +9.1% |
| 4Q18 | 18,768 | +10.7% |
| 3Q18 | 24,680 | +58.0% |
| 2Q18 | 17,003 | +31.1% |
| 1Q18 | 17,231 | -17.4% |
| 4Q17 | 16,961 | +9.9% |
| 3Q17 | 15,617 | -8.5% |
| 2Q17 | 12,969 | -23.7% |
| 1Q17 | 20,857 | +3.5% |
| 4Q16 | 15,437 | -18.5% |
| 3Q16 | 17,065 | -9.7% |
| 2Q16 | 16,995 | -12.9% |
| 1Q16 | 20,148 | +0.5% |
| 4Q15 | 18,946 | -22.1% |
| 3Q15 | 18,900 | -21.6% |
| 2Q15 | 19,501 | -11.0% |
| 1Q15 | 20,051 | -22.2% |
| 4Q14 | 24,320 | +5.8% |
| 3Q14 | 24,107 | -5.2% |
| 2Q14 | 21,911 | +34.1% |
| 1Q14 | 25,783 | +23.8% |
| 4Q13 | 22,995 | -15.8% |
| 3Q13 | 25,416 | -4.6% |
| 2Q13 | 16,334 | -27.2% |
| 1Q13 | 20,831 | -9.7% |
| 4Q12 | 27,315 | - |
| 3Q12 | 26,655 | - |
| 2Q12 | 22,452 | - |
| 1Q12 | 23,061 | - |