69% (2013)

51% (2006)

62% (1992)

62% (1996)

59% (2007)

74% (2015)

61% (1993)

44% (2014)

37% (2009)

49% (1995)

68% (2000)

62% (1999)

59% (1994)

44% (1992)

58% (2004)

35% (1989)

67% (1995)

41% (1991)

63% (2017)

74% (2004)