US dollar billion, at current prices and exchange rates.
| तिथि | मान | बदले , % |
|---|---|---|
| 2019 | 0.5 | 9.22% |
| 2018 | 0.5 | 11.11% |
| 2017 | 0.5 | 4.06% |
| 2016 | 0.4 | 6.98% |
| 2015 | 0.4 | 9.76% |
| 2014 | 0.4 | 25.66% |
| 2013 | 0.3 | -10.24% |
| 2012 | 0.3 | 30.10% |
| 2011 | 0.3 | 13.86% |
| 2010 | 0.2 | 8.96% |
| 2009 | 0.2 | 21.66% |
| 2008 | 0.2 |