US dollar billion, at current prices and exchange rates.
| तिथि | मान | बदले , % |
|---|---|---|
| 2019 | 0.7 | 7.34% |
| 2018 | 0.7 | 9.21% |
| 2017 | 0.6 | 9.87% |
| 2016 | 0.6 | 1.54% |
| 2015 | 0.5 | 5.54% |
| 2014 | 0.5 | 15.45% |
| 2013 | 0.5 | 2.06% |
| 2012 | 0.4 | 3.31% |
| 2011 | 0.4 | 18.30% |
| 2010 | 0.4 | -4.50% |
| 2009 | 0.4 | -17.83% |
| 2008 | 0.5 |