US dollar billion, at current prices and exchange rates.
| तिथि | मान | बदले , % |
|---|---|---|
| 2019 | 1.0 | 7.09% |
| 2018 | 0.9 | 13.91% |
| 2017 | 0.8 | 16.35% |
| 2016 | 0.7 | 10.17% |
| 2015 | 0.6 | -13.07% |
| 2014 | 0.7 | 17.80% |
| 2013 | 0.6 | 7.83% |
| 2012 | 0.6 | -5.72% |
| 2011 | 0.6 | 7.56% |
| 2010 | 0.5 | 34.80% |
| 2009 | 0.4 | -6.62% |
| 2008 | 0.4 |