| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 3Q23 | 2,757 | -13.7% |
| 2Q23 | 2,853 | -19.1% |
| 1Q23 | 2,886 | -20.2% |
| 4Q22 | 3,037 | -17.8% |
| 3Q22 | 3,196 | -15.7% |
| 2Q22 | 3,525 | -11.6% |
| 1Q22 | 3,615 | -14.1% |
| 4Q21 | 3,694 | -14.3% |
| 3Q21 | 3,789 | -14.0% |
| 2Q21 | 3,988 | -11.1% |
| 1Q21 | 4,209 | -11.7% |
| 4Q20 | 4,310 | -10.6% |
| 3Q20 | 4,405 | -12.2% |
| 2Q20 | 4,487 | +80.3% |
| 1Q20 | 4,768 | +99.0% |
| 4Q19 | 4,819 | +99.4% |
| 3Q19 | 5,018 | +111.8% |
| 2Q19 | 2,489 | +5.2% |
| 1Q19 | 2,396 | +4.1% |
| 4Q18 | 2,417 | - |
| 3Q18 | 2,369 | - |
| 2Q18 | 2,366 | - |
| 1Q18 | 2,302 | - |