67% (2018)

79% (2004)

67% (2015)

74% (1997)

71% (2005)

48% (2013)

61% (2012)

71% (2009)

57% (2012)

72% (2017)

71% (2014)

57% (2019)

72% (2016)

56% (2020)

66% (2013)

65% (1999)

45% (1988)

58% (2020)

51% (2006)

61% (2017)