| Año | Valor |
|---|---|
| 2000-01-01 | 1184108227.675370 |
| 2001-01-01 | 1146023735.300620 |
| 2002-01-01 | 892729137.789948 |
| 2003-01-01 | 1096941369.798270 |
| 2004-01-01 | 1271422924.681510 |
| 2005-01-01 | 1794984952.808200 |
| 2006-01-01 | 3193982720.120980 |
| 2007-01-01 | 5313631986.145940 |
| 2008-01-01 | 7719766413.099000 |
| 2009-01-01 | 8574579206.496360 |
| 2010-01-01 | 9730683978.924950 |
| 2011-01-01 | 11994673114.823100 |
| 2012-01-01 | 13924289443.080000 |
| 2013-01-01 | 14429068711.377100 |
| 2014-01-01 | 15129277524.007700 |
| 2015-01-01 | 13049620686.068700 |
| 2016-01-01 | 10053627485.079700 |
| 2017-01-01 | 10245969449.673100 |
| 2018-01-01 | 8929614182.536140 |
| 2019-01-01 | 6455449941.678800 |
Fuente: World Bank