| （単位：千ドル） | 買掛金 | 前年比（％） |
|---|---|---|
| 4Q20 | 1,968 | -13.7% |
| 3Q20 | 1,810 | -37.4% |
| 2Q20 | 1,857 | -10.4% |
| 1Q20 | 2,890 | +35.5% |
| 4Q19 | 2,281 | -30.1% |
| 3Q19 | 2,892 | +50.3% |
| 2Q19 | 2,073 | +14.7% |
| 1Q19 | 2,133 | +37.3% |
| 4Q18 | 3,261 | +65.9% |
| 3Q18 | 1,924 | +14.6% |
| 2Q18 | 1,808 | -34.8% |
| 1Q18 | 1,553 | -32.1% |
| 4Q17 | 1,966 | -27.3% |
| 3Q17 | 1,679 | -14.7% |
| 2Q17 | 2,775 | +51.2% |
| 1Q17 | 2,288 | - |
| 4Q16 | 2,705 | -17.2% |
| 3Q16 | 1,968 | -17.8% |
| 2Q16 | 1,835 | -27.2% |
| 4Q15 | 3,268 | -5.7% |
| 3Q15 | 2,395 | -11.2% |
| 2Q15 | 2,522 | -7.0% |
| 1Q15 | 2,421 | -15.9% |
| 4Q14 | 3,465 | +22.1% |
| 3Q14 | 2,696 | +4.6% |
| 2Q14 | 2,711 | +79705.7% |
| 1Q14 | 2,880 | +69.8% |
| 4Q13 | 2,837 | +107.4% |
| 3Q13 | 2,577 | +68.5% |
| 2Q13 | 3 | -99.7% |
| 1Q13 | 1,696 | +57.6% |
| 4Q12 | 1,368 | - |
| 3Q12 | 1,529 | - |
| 2Q12 | 1,174 | - |
| 1Q12 | 1,076 | - |