84% (1997)

78% (2002)

77% (1989)

78% (1999)

71% (2014)

72% (2003)

66% (2017)

78% (2001)

83% (2004)

30% (2000)

68% (2001)

39% (2015)

64% (2000)

65% (1998)

74% (2018)

74% (2007)

0% (2015)

60% (2013)

75% (2014)

0% (1996)