73% (1999)

70% (2004)

68% (2011)

60% (2015)

61% (1999)

75% (2015)

63% (2003)

63% (1996)

73% (1998)

74% (1982)

67% (2015)

64% (2009)

65% (1999)

67% (2006)

63% (2006)

70% (2004)

78% (2018)

74% (2016)

54% (1998)

63% (2017)