| Año | Valor |
|---|---|
| 2000-01-01 | 8397855484.769080 |
| 2001-01-01 | 8141516928.394890 |
| 2002-01-01 | 7905485146.443510 |
| 2003-01-01 | 8082399639.543050 |
| 2004-01-01 | 8773451751.512100 |
| 2005-01-01 | 9549122905.328520 |
| 2006-01-01 | 11451844902.221400 |
| 2007-01-01 | 13120108008.347700 |
| 2008-01-01 | 16674276285.895600 |
| 2009-01-01 | 17339992193.732200 |
| 2010-01-01 | 19649723722.103400 |
| 2011-01-01 | 23963164696.592000 |
| 2012-01-01 | 27084497481.910300 |
| 2013-01-01 | 30659338885.672900 |
| 2014-01-01 | 32996188017.366100 |
| 2015-01-01 | 33000198248.914600 |
| 2016-01-01 | 33941126193.921900 |
| 2017-01-01 | 37508642170.767000 |
| 2018-01-01 | 40287647930.535500 |
| 2019-01-01 | 40895322850.940700 |
Fuente: World Bank