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 | 42.1 | 1.78% |
| 2018 | 41.4 | 2.79% |
| 2017 | 40.3 | 5.73% |
| 2016 | 38.1 | 2.41% |
| 2015 | 37.2 | 3.99% |
| 2014 | 35.8 | -0.35% |
| 2013 | 35.9 | 2.35% |
| 2012 | 35.1 | -1.21% |
| 2011 | 35.5 | 2.03% |
| 2010 | 34.8 | -1.67% |
| 2009 | 35.4 | -11.56% |
| 2008 | 40.0 |