| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 1Q25 | 2,888 | -11.1% |
| 1Q24 | 3,247 | -6.2% |
| 1Q23 | 3,461 | -3.0% |
| 1Q22 | 3,567 | +6.5% |
| 1Q21 | 3,350 | +26.4% |
| 1Q20 | 2,650 | -24.9% |
| 1Q19 | 3,527 | +15.6% |
| 1Q18 | 3,050 | +10.5% |
| 1Q17 | 2,761 | -13.4% |
| 3Q16 | 2,835 | -11.3% |
| 2Q16 | 3,066 | -1.2% |
| 1Q16 | 3,189 | +1.9% |
| 3Q15 | 3,195 | -2.1% |
| 2Q15 | 3,103 | +80.7% |
| 1Q15 | 3,129 | +84.8% |
| 3Q14 | 3,264 | +114.0% |
| 2Q14 | 1,717 | +18.8% |
| 1Q14 | 1,693 | +38.3% |
| 3Q13 | 1,525 | +30.2% |
| 2Q13 | 1,445 | +32.4% |
| 1Q13 | 1,224 | +9.8% |
| 3Q12 | 1,171 | - |
| 2Q12 | 1,091 | - |
| 1Q12 | 1,115 | - |