| （単位：ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 4Q23 | 632,000 | +42.3% |
| 3Q23 | 608,000 | +85.9% |
| 2Q23 | 545,000 | +93.3% |
| 1Q23 | 480,000 | +90.5% |
| 4Q22 | 444,000 | -9.4% |
| 3Q22 | 327,000 | +39.7% |
| 2Q22 | 282,000 | +4.1% |
| 1Q22 | 252,000 | -6.0% |
| 4Q21 | 490,000 | - |
| 3Q21 | 234,000 | - |
| 2Q21 | 271,000 | - |
| 1Q21 | 268,000 | - |
| 4Q14 | 349,000 | +22.5% |
| 3Q14 | 316,000 | +6.8% |
| 2Q14 | 307,000 | +10.4% |
| 1Q14 | 296,000 | +17.5% |
| 4Q13 | 285,000 | +18.3% |
| 3Q13 | 296,000 | +29.8% |
| 2Q13 | 278,000 | +37.6% |
| 1Q13 | 252,000 | +37.0% |
| 4Q12 | 241,000 | +23.0% |
| 3Q12 | 228,000 | - |
| 2Q12 | 202,000 | - |
| 1Q12 | 184,000 | - |
| 4Q11 | 196,000 | - |