| （単位：ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 4Q20 | 100,000 | +53.8% |
| 3Q20 | 106,000 | +55.9% |
| 2Q20 | 96,000 | +45.5% |
| 1Q20 | 79,000 | +19.7% |
| 4Q19 | 65,000 | +1.6% |
| 3Q19 | 68,000 | +6.3% |
| 2Q19 | 66,000 | +3.1% |
| 1Q19 | 66,000 | 0.0% |
| 4Q18 | 64,000 | +3.2% |
| 3Q18 | 64,000 | -7.2% |
| 2Q18 | 64,000 | -11.1% |
| 1Q18 | 66,000 | -7.0% |
| 4Q17 | 62,000 | -15.1% |
| 3Q17 | 69,000 | -5.5% |
| 2Q17 | 72,000 | -1.4% |
| 1Q17 | 71,000 | -2.7% |
| 4Q16 | 73,000 | +1.4% |
| 3Q16 | 73,000 | +1.4% |
| 2Q16 | 73,000 | +12.3% |
| 1Q16 | 73,000 | +19.7% |
| 4Q15 | 72,000 | +12.5% |
| 3Q15 | 72,000 | - |
| 2Q15 | 65,000 | - |
| 1Q15 | 61,000 | -4.7% |
| 4Q14 | 64,000 | +1.6% |
| 1Q14 | 64,000 | 0.0% |
| 4Q13 | 63,000 | -3.1% |
| 3Q13 | 63,000 | -35.1% |
| 2Q13 | 64,000 | -32.6% |
| 1Q13 | 64,000 | -31.2% |
| 4Q12 | 65,000 | -29.3% |
| 3Q12 | 97,000 | +5.4% |
| 2Q12 | 95,000 | - |
| 1Q12 | 93,000 | - |
| 4Q11 | 92,000 | - |
| 3Q11 | 92,000 | - |