| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 4Q25 | 13,296 | -13.1% |
| 3Q25 | 12,039 | -18.2% |
| 2Q25 | 12,114 | -10.4% |
| 1Q25 | 12,068 | -5.3% |
| 4Q24 | 15,298 | +11.3% |
| 3Q24 | 14,716 | +7.8% |
| 2Q24 | 13,519 | -2.8% |
| 1Q24 | 12,744 | -11.9% |
| 4Q23 | 13,750 | -14.9% |
| 3Q23 | 13,645 | -21.4% |
| 2Q23 | 13,905 | -15.3% |
| 1Q23 | 14,463 | -14.1% |
| 4Q22 | 16,151 | -18.8% |
| 3Q22 | 17,361 | -18.6% |
| 2Q22 | 16,414 | -22.2% |
| 1Q22 | 16,837 | -22.8% |
| 4Q21 | 19,901 | -20.3% |
| 3Q21 | 21,333 | -11.4% |
| 2Q21 | 21,109 | -12.8% |
| 1Q21 | 21,810 | -9.2% |
| 4Q20 | 24,984 | -13.0% |
| 3Q20 | 24,076 | -15.9% |
| 2Q20 | 24,199 | -15.5% |
| 1Q20 | 24,031 | -15.5% |
| 4Q19 | 28,709 | -4.5% |
| 3Q19 | 28,623 | -6.0% |
| 2Q19 | 28,641 | -7.3% |
| 1Q19 | 28,427 | -8.5% |
| 4Q18 | 30,069 | +74.7% |
| 3Q18 | 30,449 | +84.2% |
| 2Q18 | 30,907 | +104.8% |
| 1Q18 | 31,072 | +116.1% |
| 4Q17 | 17,215 | +2.7% |
| 3Q17 | 16,532 | +2.8% |
| 2Q17 | 15,090 | -19.8% |
| 1Q17 | 14,378 | -13.8% |
| 4Q16 | 16,755 | -4.1% |
| 3Q16 | 16,082 | -18.6% |
| 2Q16 | 18,807 | -3.2% |
| 1Q16 | 16,674 | -13.8% |
| 4Q15 | 17,479 | -24.8% |
| 3Q15 | 19,754 | -19.8% |
| 2Q15 | 19,421 | -22.4% |
| 1Q15 | 19,339 | -24.4% |
| 4Q14 | 23,230 | -7.4% |
| 3Q14 | 24,627 | -0.4% |
| 2Q14 | 25,014 | +3.0% |
| 1Q14 | 25,592 | +3.4% |
| 4Q13 | 25,096 | -9.1% |
| 3Q13 | 24,718 | -10.4% |
| 2Q13 | 24,274 | -10.2% |
| 1Q13 | 24,757 | -9.1% |
| 4Q12 | 27,615 | -15.2% |
| 3Q12 | 27,585 | -15.4% |
| 2Q12 | 27,044 | -17.5% |
| 1Q12 | 27,227 | -13.7% |
| 4Q11 | 32,547 | -4.3% |
| 3Q11 | 32,620 | +1.6% |
| 2Q11 | 32,768 | - |
| 1Q11 | 31,531 | - |
| 4Q10 | 34,021 | - |
| 3Q10 | 32,113 | - |