| Año | Dato |
|
1985
|
41,17
|
|
1986
|
2,10
|
|
1987
|
85,01
|
|
1988
|
84,65
|
|
1989
|
89,52
|
|
1990
|
91,37
|
|
1991
|
108,64
|
|
1992
|
101,40
|
|
1993
|
88,66
|
|
1994
|
85,40
|
|
1995
|
85,71
|
|
1996
|
89,75
|
|
1998
|
87,71
|
|
1999
|
89,88
|
|
2000
|
89,91
|
|
2001
|
89,42
|
|
2002
|
89,87
|
|
2003
|
91,12
|
|
2004
|
87,53
|
|
2005
|
92,42
|
|
2006
|
80,15
|
|
2007
|
80,09
|
|
2008
|
78,02
|
|
2009
|
75,10
|
|
2010
|
76,33
|
|
2011
|
74,59
|
|
2012
|
72,17
|
|
2013
|
70,05
|
|
2014
|
70,39
|
|
2015
|
71,40
|
|
2016
|
70,27
|
|
2017
|
72,63
|
|
2018
|
68,11
|
|
2019
|
70,66
|
|
2020
|
67,22
|
|
2021
|
67,68
|
|
2022
|
68,85
|
|
2023
|
66,83
|
|
2024
|
67,06
|
|
2025
|
68,03
|
|
|
 |