| （単位：ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 1Q24 | 533,000 | +25.4% |
| 1Q23 | 425,000 | -14.8% |
| 1Q22 | 499,000 | +10.2% |
| 1Q21 | 453,000 | +18.3% |
| 3Q20 | 430,000 | - |
| 2Q20 | 450,000 | +87.5% |
| 1Q20 | 383,000 | +104.8% |
| 2Q19 | 240,000 | +20.0% |
| 1Q19 | 187,000 | +0.5% |
| 3Q18 | 200,000 | - |
| 2Q18 | 200,000 | -35.5% |
| 1Q18 | 186,000 | -35.2% |
| 2Q17 | 310,000 | +34.8% |
| 1Q17 | 287,000 | +16.7% |
| 3Q16 | 240,000 | -22.6% |
| 2Q16 | 230,000 | -30.3% |
| 1Q16 | 246,000 | -34.3% |
| 3Q15 | 310,000 | -31.1% |
| 2Q15 | 330,000 | -2.9% |
| 1Q15 | 374,596 | -13.8% |
| 3Q14 | 450,000 | +18.4% |
| 2Q14 | 340,000 | - |
| 1Q14 | 434,436 | +15.9% |
| 3Q13 | 380,000 | - |
| 1Q13 | 374,889 | - |