50% (2007)

36% (2009)

16% (2006)

41% (2007)

31% (2004)

39% (2009)

43% (2006)

33% (2002)

44% (2003)

39% (2019)

40% (2002)

30% (2002)

32% (2007)

30% (2018)

28% (2004)

32% (2002)

20% (2000)

15% (2011)

34% (2003)

10% (2012)