| Año | Valor |
|---|---|
| 1996-01-01 | 226200000.000000 |
| 1997-01-01 | 300300000.000000 |
| 1998-01-01 | 352300000.000000 |
| 1999-01-01 | 414700000.000000 |
| 2000-01-01 | 419960000.000000 |
| 2001-01-01 | 431570000.000000 |
| 2002-01-01 | 407830000.000000 |
| 2003-01-01 | 510851430.688228 |
| 2004-01-01 | 542625537.778632 |
| 2005-01-01 | 648674593.855078 |
| 2006-01-01 | 895124169.421112 |
| 2007-01-01 | 1344859221.711370 |
| 2008-01-01 | 1390977484.155200 |
| 2009-01-01 | 1315410000.000000 |
| 2010-01-01 | 1187559695.186710 |
| 2011-01-01 | 1299346003.957480 |
| 2012-01-01 | 1411281463.228690 |
| 2013-01-01 | 1441598054.649680 |
| 2014-01-01 | 1366857865.440700 |
| 2015-01-01 | 1384355856.197610 |
Fuente: World Bank