79% (2021)

73% (2007)

77% (2005)

76% (2015)

76% (2007)

62% (2016)

74% (2018)

0% (2007)

90% (2002)

70% (1991)

0% (1996)

80% (2013)

75% (2001)

57% (2008)

50% (2012)

57% (2015)

70% (2013)

90% (2000)

63% (2009)

20% (2004)