Año | Dato |
1985
|
35,02
|
1986
|
37,73
|
1987
|
41,57
|
1988
|
45,91
|
1989
|
46,65
|
1990
|
48,53
|
1991
|
48,31
|
1992
|
48,95
|
1993
|
54,15
|
1994
|
56,77
|
1995
|
60,83
|
1996
|
73,13
|
1998
|
85,62
|
1999
|
91,95
|
2000
|
97,64
|
2001
|
102,08
|
2002
|
107,48
|
2003
|
115,94
|
2004
|
123,77
|
2005
|
135,18
|
2006
|
140,26
|
2007
|
144,06
|
2008
|
148,02
|
2009
|
150,54
|
2010
|
155,56
|
2011
|
156,62
|
2012
|
159,79
|
2013
|
158,29
|
2014
|
161,33
|
2015
|
161,78
|
2016
|
159,79
|
2017
|
156,14
|
2018
|
160,98
|
2019
|
164,67
|
2020
|
166,72
|
2021
|
171,08
|
2022
|
173,87
|
2023
|
176,53
|
|
|
|