US dollar billion, at current prices and exchange rates.
| तिथि | मान | बदले , % |
|---|---|---|
| 2019 | 2.2 | -2.46% |
| 2018 | 2.2 | 25.84% |
| 2017 | 1.8 | 4.26% |
| 2016 | 1.7 | -8.74% |
| 2015 | 1.9 | -38.63% |
| 2014 | 3.0 | 6.26% |
| 2013 | 2.8 | -2.38% |
| 2012 | 2.9 | 15.86% |
| 2011 | 2.5 | -27.37% |
| 2010 | 3.5 | -1.34% |
| 2009 | 3.5 | -9.90% |
| 2008 | 3.9 |