Año | Dato |
1985
|
59,95
|
1986
|
0,00
|
1987
|
59,32
|
1988
|
58,38
|
1989
|
64,71
|
1990
|
63,87
|
1991
|
62,76
|
1992
|
60,35
|
1993
|
56,37
|
1994
|
59,46
|
1995
|
60,16
|
1996
|
59,96
|
1998
|
64,05
|
1999
|
66,78
|
2000
|
66,29
|
2001
|
69,04
|
2002
|
68,80
|
2003
|
68,87
|
2004
|
66,40
|
2005
|
67,95
|
2006
|
57,99
|
2007
|
56,58
|
2008
|
53,91
|
2009
|
51,97
|
2010
|
50,41
|
2011
|
61,47
|
2012
|
53,01
|
2013
|
53,29
|
2014
|
53,21
|
2015
|
55,18
|
2016
|
56,78
|
2017
|
57,72
|
2018
|
54,71
|
2019
|
55,99
|
2020
|
54,68
|
2021
|
54,58
|
2022
|
54,50
|
|
|
|