76% (2009)

75% (2004)

72% (1995)

68% (2006)

72% (2021)

61% (1998)

73% (2004)

71% (2018)

72% (1996)

70% (2005)

63% (2003)

66% (2008)

74% (2003)

73% (2014)

79% (2007)

57% (2021)

75% (1999)

71% (1998)

64% (2008)

70% (2018)