| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 2024/9 | 272,800 | -7.3% |
| 2023/9 | 294,300 | +3.8% |
| 2022/9 | 283,400 | +2.6% |
| 2021/9 | 276,300 | +24.2% |
| 2020/9 | 222,500 | -4.2% |
| 2019/9 | 232,200 | +6.2% |
| 2018/9 | 218,700 | -6.1% |
| 2017/9 | 232,800 | +0.3% |
| 2016/9 | 232,100 | +8.0% |
| 2015/9 | 214,900 | +5.8% |
| 2014/9 | 203,200 | +2.8% |
| 2013/9 | 197,646 | +50.9% |
| 2012/9 | 130,962 | +12.2% |
| 2011/9 | 116,696 | +11.9% |
| 2010/9 | 104,305 | - |