| （単位：千ドル） | 買掛金 | 前年比（％） |
|---|---|---|
| 3Q18 | 33,700 | -6.4% |
| 2Q18 | 40,100 | +24.5% |
| 1Q18 | 32,600 | +3.2% |
| 4Q17 | 43,300 | +23.0% |
| 3Q17 | 36,000 | +19.6% |
| 2Q17 | 32,200 | +17.9% |
| 1Q17 | 31,600 | +9.7% |
| 4Q16 | 35,200 | -0.8% |
| 3Q16 | 30,100 | 0.0% |
| 2Q16 | 27,300 | -23.3% |
| 1Q16 | 28,800 | -11.1% |
| 4Q15 | 35,500 | -5.6% |
| 3Q15 | 30,100 | -18.9% |
| 2Q15 | 35,600 | +10.6% |
| 1Q15 | 32,400 | +1.9% |
| 4Q14 | 37,600 | +15.3% |
| 3Q14 | 37,100 | +62.0% |
| 2Q14 | 32,200 | +38.2% |
| 1Q14 | 31,800 | +31.4% |
| 4Q13 | 32,600 | +24.4% |
| 3Q13 | 22,900 | +12.3% |
| 2Q13 | 23,300 | -13.7% |
| 1Q13 | 24,200 | - |
| 4Q12 | 26,200 | - |
| 3Q12 | 20,400 | - |
| 2Q12 | 27,000 | - |