US dollar billion, expressed at 2011 prices and exchange rates. This series excludes the effect of price changes and therefore allows for real (volume) changes to be determined.
| तिथि | मान | बदले , % |
|---|---|---|
| 2019 | 22.8 | 3.45% |
| 2018 | 22.1 | 2.29% |
| 2017 | 21.6 | 5.48% |
| 2016 | 20.4 | 2.21% |
| 2015 | 20.0 | 3.59% |
| 2014 | 19.3 | -3.13% |
| 2013 | 19.9 | 2.83% |
| 2012 | 19.4 | 7.77% |
| 2011 | 18.0 | 1.75% |
| 2010 | 17.7 | 4.50% |
| 2009 | 16.9 | -1.51% |
| 2008 | 17.2 |