| （単位：ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 4Q19 | 44,000 | +18.9% |
| 3Q19 | 41,000 | +13.9% |
| 2Q19 | 38,000 | 0.0% |
| 1Q19 | 35,000 | -14.6% |
| 4Q18 | 37,000 | -27.5% |
| 3Q18 | 36,000 | -16.3% |
| 2Q18 | 38,000 | -9.5% |
| 1Q18 | 41,000 | -2.4% |
| 4Q17 | 51,000 | +6.3% |
| 3Q17 | 43,000 | -10.4% |
| 2Q17 | 42,000 | -10.6% |
| 1Q17 | 42,000 | -12.5% |
| 4Q16 | 48,000 | +4.3% |
| 3Q16 | 48,000 | -20.0% |
| 2Q16 | 47,000 | -21.7% |
| 1Q16 | 48,000 | -36.0% |
| 4Q15 | 46,000 | -43.9% |
| 3Q15 | 60,000 | +1.7% |
| 2Q15 | 60,000 | -9.1% |
| 1Q15 | 75,000 | +33.9% |
| 4Q14 | 82,000 | - |
| 3Q14 | 59,000 | - |
| 2Q14 | 66,000 | - |
| 1Q14 | 56,000 | - |
| 1Q12 | 34,000 | - |
| 4Q11 | 37,000 | - |
| 3Q11 | 14,000 | - |