|
|
| 1990 |
1991 |
1992 |
1993 |
1994 |
1995 |
1996 |
1997 |
1998 |
1999 |
2000 |
2001 |
2002 |
2003 |
2004 |
2005 |
2006 |
2007 |
2008 |
2009 |
2010 |
2011 |
2012 |
2013 |
2014 |
| 16.2 |
11.7 |
7 |
10.6 |
12.7 |
11.7 |
10.8 |
8.2 |
9.1 |
10.6 |
11.5 |
7.2 |
7.7 |
6.7 |
10.2 |
10.5 |
9.9 |
7.5 |
8.6 |
10.7 |
7.8 |
6.8 |
7.7 |
6.8 |
6.5 |
| 83.8 |
88.3 |
93 |
89.4 |
87.3 |
88.3 |
89.2 |
91.8 |
90.9 |
89.4 |
88.5 |
92.8 |
92.3 |
93.3 |
89.8 |
89.5 |
90.1 |
92.5 |
91.4 |
89.3 |
92.2 |
93.2 |
92.3 |
93.2 |
93.5 |
|
