79% (1993)

76% (2019)

62% (2004)

67% (2000)

73% (1991)

56% (2010)

67% (2017)

63% (2006)

66% (1999)

56% (2020)

70% (1997)

67% (2002)

54% (2008)

42% (2000)

58% (2002)

62% (2012)

68% (1996)

59% (2001)

63% (2004)

55% (2002)