| 年份 | R&D研究人员(每百万人) |
|---|---|
| 2020 | — |
| 2019 | — |
| 2018 | — |
| 2017 | — |
| 2016 | — |
| 2015 | — |
| 2014 | — |
| 2013 | 4518.513671875 |
| 2012 | 4634.3149414062 |
| 2011 | 4785.5205078125 |
| 2010 | 4649.2172851562 |
| 2009 | 4451.4169921875 |
| 2008 | 4711.7705078125 |
| 2007 | 4588.2221679688 |
| 2006 | 4313.2109375 |
| 2005 | 4237.9272460938 |