| 年份 | R&D研究人员(每百万人) |
|---|---|
| 2020 | — |
| 2019 | — |
| 2018 | — |
| 2017 | — |
| 2016 | — |
| 2015 | — |
| 2014 | 4380.5625 |
| 2013 | 4399.6723632812 |
| 2012 | 4379.0751953125 |
| 2011 | 4211.2543945312 |
| 2010 | 4077.7670898438 |
| 2009 | 3940.7358398438 |
| 2008 | 3751.7814941406 |
| 2007 | 3597.2387695312 |
| 2006 | 3452.2099609375 |
| 2005 | 3349.6457519531 |