US dollar billion, at current prices and exchange rates.
| तिथि | मान | बदले , % |
|---|---|---|
| 2019 | 0.6 | 8.75% |
| 2018 | 0.6 | 11.26% |
| 2017 | 0.5 | 0.27% |
| 2016 | 0.5 | -40.86% |
| 2015 | 0.9 | -2.57% |
| 2014 | 0.9 | 20.36% |
| 2013 | 0.8 | 24.66% |
| 2012 | 0.6 | 24.51% |
| 2011 | 0.5 | 13.53% |
| 2010 | 0.4 | 16.36% |
| 2009 | 0.4 | 9.82% |
| 2008 | 0.3 |