| Año | Dato |
|
1985
|
11,49
|
|
1987
|
13,01
|
|
1988
|
13,16
|
|
1989
|
13,55
|
|
1990
|
14,42
|
|
1991
|
15,14
|
|
1992
|
16,71
|
|
1993
|
17,52
|
|
1994
|
18,15
|
|
1995
|
19,12
|
|
1996
|
19,81
|
|
1997
|
49,87
|
|
1998
|
50,91
|
|
1999
|
51,37
|
|
2000
|
52,52
|
|
2001
|
54,24
|
|
2002
|
55,30
|
|
2003
|
56,89
|
|
2004
|
59,77
|
|
2005
|
61,48
|
|
2006
|
63,66
|
|
2007
|
65,10
|
|
2008
|
65,32
|
|
2009
|
147,78
|
|
2010
|
144,90
|
|
2011
|
144,75
|
|
2012
|
143,75
|
|
2013
|
138,39
|
|
2014
|
135,63
|
|
2015
|
105,50
|
|
2016
|
105,53
|
|
2017
|
106,29
|
|
2018
|
105,90
|
|
2019
|
105,88
|
|
2020
|
104,70
|
|
2021
|
105,19
|
|
2022
|
104,59
|
|
2023
|
104,47
|
|
2024
|
104,23
|
|
2025
|
104,02
|
|
2026
|
104,11
|
|
|
 |