79% (2024)

80% (2010)

81% (2023)

80% (2019)

84% (2003)

82% (2006)

80% (2011)

65% (2015)

75% (2001)

74% (2024)

81% (2000)

50% (1999)

82% (2023)

82% (2001)

69% (2015)

77% (2011)

79% (1995)

35% (2023)

45% (1994)

0% (2011)