| （単位：ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 1Q23 | 86,000 | -18.1% |
| 1Q22 | 105,000 | -16.7% |
| 1Q21 | 126,000 | +93.8% |
| 1Q20 | 65,000 | +10.2% |
| 1Q19 | 59,000 | +9.3% |
| 1Q18 | 54,000 | -74.9% |
| 1Q17 | 215,000 | +165.4% |
| 1Q16 | 81,000 | +1.3% |
| 1Q15 | 80,000 | +31.1% |
| 3Q14 | 70,000 | +48.9% |
| 2Q14 | 67,000 | +55.8% |
| 1Q14 | 61,000 | +52.5% |
| 3Q13 | 47,000 | +30.6% |
| 2Q13 | 43,000 | +34.4% |
| 1Q13 | 40,000 | +29.0% |
| 3Q12 | 36,000 | - |
| 2Q12 | 32,000 | - |
| 1Q12 | 31,000 | - |