59% (2007)

31% (1998)

60% (2015)

58% (2006)

39% (1983)

43% (2005)

56% (2018)

25% (2009)

58% (2001)

49% (2006)

58% (2018)

31% (2009)

37% (1998)

38% (2000)

68% (2005)

38% (2001)

57% (2005)

24% (2004)

32% (2004)

0% (2006)