58% (2005)

57% (2004)

55% (1999)

60% (2008)

60% (2001)

63% (2018)

70% (1998)

71% (2003)

62% (2007)

73% (2014)

55% (1999)

74% (2007)

75% (2006)

77% (2020)

61% (2012)

66% (2008)

62% (2011)

68% (2006)

65% (2009)

66% (2017)