| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 2025/6 | 346,800 | - |
| 2024/6 | 336,300 | - |
| 2023/6 | 351,200 | -4.4% |
| 2022/6 | 367,300 | +17.2% |
| 2021/6 | 313,400 | +3.6% |
| 2020/6 | 302,500 | -11.3% |
| 2019/6 | 341,100 | -6.1% |
| 2018/6 | 363,200 | +24.3% |
| 2017/6 | 292,300 | -6.1% |
| 2016/6 | 311,200 | +6.1% |
| 2015/6 | 293,200 | +52.2% |
| 2014/6 | 192,681 | +33.2% |
| 2013/6 | 144,699 | +22.7% |
| 2012/6 | 117,954 | +12.3% |
| 2011/6 | 105,003 | - |