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 | 21.1 | 2.30% |
| 2018 | 20.7 | 2.63% |
| 2017 | 20.1 | 2.17% |
| 2016 | 19.7 | 8.68% |
| 2015 | 18.1 | 5.01% |
| 2014 | 17.3 | 4.97% |
| 2013 | 16.5 | 4.80% |
| 2012 | 15.7 | 1.71% |
| 2011 | 15.4 | 8.27% |
| 2010 | 14.3 | 2.39% |
| 2009 | 13.9 | -7.99% |
| 2008 | 15.1 |