| （単位：ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 3Q22 | 176,000 | -29.0% |
| 2Q22 | 188,000 | -39.0% |
| 1Q22 | 204,000 | -37.8% |
| 4Q21 | 239,000 | -27.6% |
| 3Q21 | 248,000 | -21.0% |
| 2Q21 | 308,000 | -6.1% |
| 1Q21 | 328,000 | +1.5% |
| 4Q20 | 330,000 | -7.8% |
| 3Q20 | 314,000 | +15.4% |
| 2Q20 | 328,000 | +39.0% |
| 1Q20 | 323,000 | +3.9% |
| 4Q19 | 358,000 | +48.5% |
| 3Q19 | 272,000 | +28.9% |
| 2Q19 | 236,000 | +28.3% |
| 1Q19 | 311,000 | +107.3% |
| 4Q18 | 241,000 | +84.0% |
| 3Q18 | 211,000 | +62.3% |
| 2Q18 | 184,000 | +127.2% |
| 1Q18 | 150,000 | +40.2% |
| 4Q17 | 131,000 | +297.0% |
| 3Q17 | 130,000 | +293.9% |
| 2Q17 | 81,000 | +237.5% |
| 1Q17 | 107,000 | +409.5% |
| 4Q16 | 33,000 | +65.0% |
| 3Q16 | 33,000 | +57.1% |
| 2Q16 | 24,000 | +26.3% |
| 1Q16 | 21,000 | +23.5% |
| 4Q15 | 20,000 | +45.1% |
| 3Q15 | 21,000 | +15.3% |
| 2Q15 | 19,000 | +72.7% |
| 1Q15 | 17,000 | +30.8% |
| 4Q14 | 13,780 | -1.6% |
| 3Q14 | 18,220 | +40.2% |
| 2Q14 | 11,000 | -15.4% |
| 1Q14 | 13,000 | 0.0% |
| 4Q13 | 14,000 | +16.7% |
| 3Q13 | 13,000 | +18.2% |
| 2Q13 | 13,000 | +8.3% |
| 1Q13 | 13,000 | +62.5% |
| 4Q12 | 12,000 | +100.0% |
| 3Q12 | 11,000 | -1200.0% |
| 2Q12 | 12,000 | - |
| 1Q12 | 8,000 | - |
| 4Q11 | 6,000 | - |
| 3Q11 | -1,000 | - |