US dollar billion, at current prices and exchange rates.
| तिथि | मान | बदले , % |
|---|---|---|
| 2019 | 2.9 | 5.67% |
| 2018 | 2.7 | 7.50% |
| 2017 | 2.5 | 12.75% |
| 2016 | 2.2 | -9.46% |
| 2015 | 2.5 | -12.91% |
| 2014 | 2.8 | 18.30% |
| 2013 | 2.4 | 14.87% |
| 2012 | 2.1 | -8.11% |
| 2011 | 2.3 | -1.71% |
| 2010 | 2.3 | 6.29% |
| 2009 | 2.2 | -16.50% |
| 2008 | 2.6 |