| Año | Valor |
|---|---|
| 1996-01-01 | 1368000000.000000 |
| 1997-01-01 | 1643600000.000000 |
| 1998-01-01 | 1759500000.000000 |
| 1999-01-01 | 1539000000.000000 |
| 2000-01-01 | 1610160000.000000 |
| 2001-01-01 | 1580000000.000000 |
| 2002-01-01 | 1638700000.000000 |
| 2003-01-01 | 1497372825.000000 |
| 2004-01-01 | 1724732878.031380 |
| 2005-01-01 | 2182590109.280000 |
| 2006-01-01 | 2632100969.943110 |
| 2007-01-01 | 3243473509.090000 |
| 2008-01-01 | 4764087001.000000 |
| 2009-01-01 | 4143570000.000000 |
| 2010-01-01 | 5006774120.359800 |
| 2011-01-01 | 7126366595.220070 |
| 2012-01-01 | 7997488634.574050 |
| 2013-01-01 | 8729181721.162080 |
| 2014-01-01 | 9893765587.488590 |
| 2015-01-01 | 9071898887.293650 |
Fuente: World Bank