Año | Dato |
1985
|
16,65
|
1986
|
16,65
|
1987
|
17,22
|
1988
|
17,48
|
1989
|
18,33
|
1990
|
19,16
|
1991
|
20,28
|
1992
|
17,05
|
1993
|
17,87
|
1994
|
19,02
|
1995
|
20,04
|
1996
|
22,06
|
1997
|
23,91
|
1998
|
53,21
|
1999
|
53,51
|
2000
|
52,85
|
2001
|
52,62
|
2002
|
52,36
|
2003
|
52,36
|
2004
|
52,52
|
2005
|
54,63
|
2006
|
55,35
|
2007
|
55,51
|
2008
|
56,41
|
2009
|
157,78
|
2010
|
157,61
|
2011
|
157,27
|
2012
|
157,38
|
2013
|
156,67
|
2014
|
156,40
|
2015
|
121,78
|
2016
|
121,63
|
2017
|
110,78
|
2018
|
109,14
|
2019
|
111,46
|
2020
|
111,62
|
2021
|
111,76
|
2022
|
111,24
|
2023
|
110,68
|
|
|
|