| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 1Q25 | 17,721 | -29.3% |
| 4Q24 | 20,844 | -38.3% |
| 3Q24 | 23,174 | -49.0% |
| 2Q24 | 25,162 | -40.5% |
| 1Q24 | 25,072 | -45.7% |
| 4Q23 | 33,771 | -26.4% |
| 3Q23 | 45,463 | -14.5% |
| 2Q23 | 42,274 | -33.8% |
| 1Q23 | 46,144 | -40.7% |
| 4Q22 | 45,900 | -141.9% |
| 3Q22 | 53,149 | -59.6% |
| 2Q22 | 63,841 | -55.8% |
| 1Q22 | 77,875 | - |
| 4Q21 | -109,668 | -180.0% |
| 3Q21 | 131,427 | -6.4% |
| 2Q21 | 144,315 | -7.7% |
| 4Q20 | 137,094 | -15.3% |
| 3Q20 | 140,431 | -7.3% |
| 2Q20 | 156,308 | +6.7% |
| 1Q20 | 154,123 | +25.7% |
| 4Q19 | 161,821 | +35.2% |
| 3Q19 | 151,412 | +29.7% |
| 2Q19 | 146,540 | +27.4% |
| 1Q19 | 122,640 | +26.3% |
| 4Q18 | 119,722 | +29.3% |
| 3Q18 | 116,744 | +89.7% |
| 2Q18 | 115,014 | +78.8% |
| 1Q18 | 97,109 | +76.5% |
| 4Q17 | 92,576 | +62.0% |
| 3Q17 | 61,545 | -3.8% |
| 2Q17 | 64,311 | +54.0% |
| 1Q17 | 55,028 | +31.3% |
| 4Q16 | 57,133 | +60.2% |
| 3Q16 | 63,971 | +110.5% |
| 2Q16 | 41,760 | -5.7% |
| 1Q16 | 41,911 | +76.7% |
| 4Q15 | 35,658 | +73.7% |
| 3Q15 | 30,395 | +82.6% |
| 2Q15 | 44,266 | +217.8% |
| 1Q15 | 23,719 | +106.9% |
| 4Q14 | 20,531 | +110.3% |
| 3Q14 | 16,649 | +91.2% |
| 2Q14 | 13,931 | +92.2% |
| 1Q14 | 11,463 | - |
| 4Q13 | 9,765 | - |
| 3Q13 | 8,706 | - |
| 2Q13 | 7,247 | - |