| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 40,000 | -4.8% |
| 3Q25 | 37,000 | -7.5% |
| 2Q25 | 37,000 | -9.8% |
| 1Q25 | 36,000 | -14.3% |
| 4Q24 | 42,000 | -2.3% |
| 3Q24 | 40,000 | -13.0% |
| 2Q24 | 41,000 | -16.3% |
| 1Q24 | 42,000 | -8.7% |
| 4Q23 | 43,000 | 0.0% |
| 3Q23 | 46,000 | +12.2% |
| 2Q23 | 49,000 | +8.9% |
| 1Q23 | 46,000 | +2.2% |
| 4Q22 | 43,000 | -27.1% |
| 3Q22 | 41,000 | +17.1% |
| 2Q22 | 45,000 | +12.5% |
| 1Q22 | 45,000 | +21.6% |
| 4Q21 | 59,000 | - |
| 3Q21 | 35,000 | - |
| 2Q21 | 40,000 | - |
| 1Q21 | 37,000 | - |