79% (1993)

76% (2019)

63% (2004)

57% (2010)

64% (2006)

73% (1991)

56% (2020)

67% (2000)

65% (1999)

70% (1997)

58% (2002)

54% (2008)

67% (2002)

66% (2017)

67% (1996)

59% (2001)

41% (2000)

52% (2013)

73% (2018)

61% (2012)