2000
86.3
93.2
20.9
2001
85.1
96.3
18.1
2002
82.0
97.1
20.5
2003
91.9
97.8
27.1
2004
80.0
99.0
19.8
2005
83.4
96.5
20.4
2006
97.8
87.0
98.6
17.9
2007
92.7
85.2
97.8
19.4
2008
86.9
73.0
98.6
11.7
2009
91.0
75.9
97.2
14.7
2010
91.4
77.5
95.0
13.1
2011
93.1
83.3
97.1
11.8
2012
91.8
63.6
97.8
8.0
2013
87.1
60.9
97.6
9.0