| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 2023/12 | 374,300 | +2.1% |
| 2022/12 | 366,700 | +8.9% |
| 2021/12 | 336,700 | +13.9% |
| 2020/12 | 295,600 | +0.9% |
| 2019/12 | 292,935 | +12.8% |
| 2018/12 | 259,682 | +9.0% |
| 2017/12 | 238,299 | +28.7% |
| 2016/12 | 185,126 | +11.2% |
| 2015/12 | 166,460 | +12.1% |
| 2014/12 | 148,458 | +6.7% |
| 2013/12 | 139,193 | +9.3% |
| 2012/12 | 127,361 | +20.6% |
| 2011/12 | 105,631 | +24.4% |
| 2010/12 | 84,940 | - |