84% (1997)

77% (1989)

72% (2003)

78% (1999)

83% (2004)

71% (2014)

78% (2002)

30% (2000)

65% (1998)

66% (2017)

64% (2000)

75% (2014)

68% (2001)

75% (2018)

46% (2015)

73% (2007)

0% (2015)

0% (1996)

78% (2001)

80% (2015)