75% (2000)

75% (2002)

80% (1993)

67% (2008)

70% (2006)

76% (2006)

63% (2005)

73% (2004)

78% (2008)

69% (2007)

82% (2019)

68% (2014)

80% (1991)

74% (2007)

74% (2018)

67% (2006)

59% (2017)

52% (2004)

66% (2016)

56% (2021)