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 | 36.9 | 3.58% |
| 2018 | 35.6 | 13.07% |
| 2017 | 31.5 | 13.80% |
| 2016 | 27.7 | -1.15% |
| 2015 | 28.0 | -30.80% |
| 2014 | 40.4 | -8.88% |
| 2013 | 44.4 | 10.29% |
| 2012 | 40.2 | 9.45% |
| 2011 | 36.8 | 28.61% |
| 2010 | 28.6 | 49.14% |
| 2009 | 19.2 | 9.76% |
| 2008 | 17.5 |