72% (2009)

77% (2004)

63% (2021)

71% (1998)

71% (2003)

65% (2007)

78% (2014)

69% (2008)

60% (2016)

67% (2017)

64% (1996)

70% (2009)

61% (1995)

65% (2006)

63% (2005)

65% (2015)

68% (1984)

74% (2007)

55% (2018)

67% (2013)