| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 2025/1 | 170,908 | -8.3% |
| 2024/1 | 186,450 | +11.3% |
| 2023/1 | 167,450 | +13.2% |
| 2022/1 | 147,925 | +25.9% |
| 2021/1 | 117,529 | +9.5% |
| 2020/1 | 107,368 | -2.3% |
| 2019/1 | 109,918 | +4.9% |
| 2018/1 | 104,798 | +2.2% |
| 2017/1 | 102,500 | -9.9% |
| 2016/1 | 113,737 | -4.7% |
| 2015/1 | 119,371 | -13.1% |
| 2014/1 | 137,437 | +14.5% |
| 2013/1 | 120,009 | +48.9% |
| 2012/1 | 80,577 | +15.7% |
| 2011/1 | 69,624 | - |