Català
Castellà
Anglès
1999-2000
80,00%
20,00%
-
2000-2001
82,36%
17,64%
-
2001-2002
80,98%
19,02%
-
2002-2003
79,23%
20,77%
-
2003-2004
68,71%
31,15%
0,14%
2004-2005
67,21%
32,35%
0,44%
2005-2006
66,07%
33,33%
0,60%

 2006-2007

73,39% 

22,94% 

3,67% 

2007-2008 

71,96% 

27,10% 

0,93%