Actual Data, as of 1 July
| Fecha | Valor | Cambiar , % |
|---|---|---|
| 2020 | 86,97 | 2,75 % |
| 2019 | 84,64 | 2,79 % |
| 2018 | 82,35 | 2,82 % |
| 2017 | 80,09 | 2,84 % |
| 2016 | 77,88 | 2,85 % |
| 2015 | 75,72 | 2,85 % |
| 2014 | 73,62 | 2,85 % |
| 2013 | 71,59 | 2,84 % |
| 2012 | 69,61 | 2,82 % |
| 2011 | 67,70 | 2,81 % |
| 2010 | 65,85 | 2,78 % |
| 2009 | 64,07 |