Año | Dato |
1985
|
50,28
|
1986
|
0,00
|
1987
|
56,42
|
1988
|
57,22
|
1989
|
61,65
|
1990
|
64,03
|
1991
|
64,65
|
1992
|
63,46
|
1993
|
57,87
|
1994
|
58,98
|
1995
|
57,27
|
1996
|
58,90
|
1998
|
62,78
|
1999
|
64,47
|
2000
|
65,52
|
2001
|
66,86
|
2002
|
65,38
|
2003
|
64,96
|
2004
|
63,13
|
2005
|
65,57
|
2006
|
58,72
|
2007
|
59,75
|
2008
|
57,84
|
2009
|
54,72
|
2010
|
62,19
|
2011
|
53,31
|
2012
|
50,74
|
2013
|
53,24
|
2014
|
52,18
|
2015
|
53,10
|
2016
|
53,66
|
2017
|
53,90
|
2018
|
52,47
|
2019
|
54,16
|
2020
|
53,73
|
2021
|
54,22
|
2022
|
53,50
|
|
|
|