72% (2023)

69% (2017)

71% (2011)

74% (2002)

76% (1996)

75% (1992)

67% (2006)

68% (1994)

68% (1999)

50% (2004)

58% (1994)

62% (1994)

70% (2012)

61% (2010)

65% (2001)

53% (1989)

60% (2004)

80% (2023)

40% (1998)

57% (2001)