72% (1998)

72% (2018)

65% (2014)

75% (1996)

69% (2011)

73% (2020)

69% (2014)

67% (2004)

75% (2016)

66% (2014)

59% (2016)

60% (2012)

63% (2000)

67% (1999)

68% (2004)

61% (2009)

70% (2000)

70% (2019)

65% (2006)

69% (2013)