Actual Data, as of 1 July
| Fecha | Valor | Cambiar , % |
|---|---|---|
| 2020 | 25,33 | 2,92 % |
| 2019 | 24,62 | 2,90 % |
| 2018 | 23,92 | 2,87 % |
| 2017 | 23,26 | 2,84 % |
| 2016 | 22,61 | 2,82 % |
| 2015 | 21,99 | 2,78 % |
| 2014 | 21,40 | 2,75 % |
| 2013 | 20,82 | 2,74 % |
| 2012 | 20,27 | 2,74 % |
| 2011 | 19,73 | 2,76 % |
| 2010 | 19,20 | 2,78 % |
| 2009 | 18,68 |