| Current dollars | Gross domestic expenditure on research and development as a percentage of Gross domestic product | Gross domestic product implicit price index 2 | 2002 constant dollars, Gross domestic expenditure on research and development 3 | ||
|---|---|---|---|---|---|
| Gross domestic expenditure on research and development | Gross domestic product 1 | ||||
| millions of dollars | percent | index=2002 | millions of dollars | ||
| 2001 | 23,133 | 1,108,048 | 2.09 | 98.9 | 23,390 |
| 2002 | 23,536 | 1,152,905 | 2.04 | 100.0 | 23,536 |
| 2003 | 24,690 | 1,213,175 | 2.04 | 103.3 | 23,901 |
| 2004 | 26,679 | 1,290,906 | 2.07 | 106.6 | 25,027 |
| 2005 r | 28,022 | 1,373,845 | 2.04 | 110.1 | 25,429 |
| 2006 r | 29,079 | 1,450,405 | 2.00 | 113.0 | 25,734 |
| 2007 r | 30,032 | 1,529,589 | 1.96 | 116.7 | 25,734 |
| 2008 r | 30,517 | 1,603,418 | 1.90 | 121.4 | 25,137 |
| 2009 | 29,430 | 1,528,985 | 1.92 | 119.1 | 24,711 |
| 2010 p | 29,340 | 1,624,608 | 1.81 | 122.6 | 23,931 |
| 2011 p | 29,931 | .. | .. | .. | .. |