78% (2015)

79% (2012)

76% (2006)

67% (2005)

86% (2024)

80% (2017)

73% (2000)

67% (2010)

64% (1998)

75% (2008)

78% (2011)

64% (1997)

61% (1995)

68% (2003)

83% (2020)

0% (1970)

80% (2021)

70% (2017)