| Año | Valor |
|---|---|
| 1990-01-01 | 100.000000 |
| 1995-01-01 | 100.000000 |
| 2000-01-01 | 100.000000 |
| 2005-01-01 | 100.000000 |
| 2010-01-01 | 100.000000 |
| 2011-01-01 | 100.000000 |
| 2012-01-01 | 100.000000 |
| 2013-01-01 | 100.000000 |
| 2014-01-01 | 100.000000 |
| 2015-01-01 | 99.999732 |
| 2016-01-01 | 99.997486 |
| 2017-01-01 | 99.999132 |
Fuente: World Bank