| （単位：ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 3Q18 | 221,000 | +380.4% |
| 2Q18 | 41,000 | -8.9% |
| 1Q18 | 41,000 | -26.8% |
| 4Q17 | 45,000 | -82.4% |
| 3Q17 | 46,000 | -22.0% |
| 2Q17 | 45,000 | -29.7% |
| 1Q17 | 56,000 | -26.3% |
| 4Q16 | 255,000 | +196.5% |
| 3Q16 | 59,000 | -9.2% |
| 2Q16 | 64,000 | -52.9% |
| 1Q16 | 76,000 | -82.1% |
| 4Q15 | 86,000 | -64.3% |
| 3Q15 | 65,000 | -68.4% |
| 2Q15 | 136,000 | -38.7% |
| 1Q15 | 425,000 | +185.2% |
| 4Q14 | 241,000 | +41.8% |
| 3Q14 | 206,000 | +19.1% |
| 2Q14 | 222,000 | +32.9% |
| 1Q14 | 149,000 | -24.4% |
| 4Q13 | 170,000 | -42.4% |
| 3Q13 | 173,000 | -38.0% |
| 2Q13 | 167,000 | -42.0% |
| 1Q13 | 197,000 | -31.6% |
| 4Q12 | 295,000 | +5.4% |
| 3Q12 | 279,000 | -10.0% |
| 2Q12 | 288,000 | - |
| 1Q12 | 288,000 | - |
| 4Q11 | 280,000 | - |
| 3Q11 | 310,000 | - |