| Año | Valor |
|---|---|
| 2007-01-01 | 10.665323 |
| 2008-01-01 | 11.243803 |
| 2009-01-01 | 11.621257 |
| 2010-01-01 | 12.033827 |
| 2011-01-01 | 12.590361 |
| 2012-01-01 | 13.162788 |
| 2013-01-01 | 13.980764 |
| 2014-01-01 | 14.664318 |
| 2015-01-01 | 15.293739 |
| 2016-01-01 | 15.860393 |
| 2017-01-01 | 16.437675 |
| 2018-01-01 | 17.041098 |
| 2019-01-01 | 17.326973 |
| 2020-01-01 | 15.778049 |
| 2021-01-01 | 16.774438 |
Fuente: World Bank