| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 2024/12 | 245,326 | -9.4% |
| 2023/12 | 270,806 | -31.2% |
| 2022/12 | 393,842 | -3.1% |
| 2021/12 | 406,526 | +3.0% |
| 2020/12 | 394,588 | -23.1% |
| 2019/12 | 512,833 | +20.6% |
| 2018/12 | 425,406 | +3.0% |
| 2017/12 | 412,889 | +6.6% |
| 2016/12 | 387,148 | +12.4% |
| 2015/12 | 344,404 | +26.6% |
| 2014/12 | 272,043 | +94.3% |
| 2013/3 | 140,013 | -1.3% |
| 2012/3 | 141,893 | - |