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 | 37.5 | 5.08% |
| 2018 | 35.7 | 8.01% |
| 2017 | 33.1 | 4.41% |
| 2016 | 31.7 | 4.15% |
| 2015 | 30.4 | 5.01% |
| 2014 | 29.0 | 16.48% |
| 2013 | 24.9 | 3.81% |
| 2012 | 23.9 | 4.87% |
| 2011 | 22.8 | 1.70% |
| 2010 | 22.4 | 1.96% |
| 2009 | 22.0 | -6.01% |
| 2008 | 23.4 |