| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 2024/9 | 490,120 | -9.3% |
| 2023/9 | 540,285 | -0.6% |
| 2022/9 | 543,368 | +6.0% |
| 2021/9 | 512,627 | +16.2% |
| 2020/9 | 441,324 | +8.2% |
| 2019/9 | 408,058 | +11.5% |
| 2018/9 | 366,084 | +4.5% |
| 2017/9 | 350,365 | +4.8% |
| 2016/9 | 334,227 | +12.7% |
| 2015/9 | 296,583 | +12.4% |
| 2014/9 | 263,792 | +25.8% |
| 2013/9 | 209,614 | +18.2% |
| 2012/9 | 177,406 | +27.7% |
| 2011/9 | 138,910 | +17.4% |
| 2010/9 | 118,314 | - |