79% (2013)

70% (2018)

87% (2024)

60% (2010)

83% (2005)

68% (2019)

73% (2020)

69% (2005)

50% (2007)

66% (2017)

50% (1980)

52% (2016)

76% (2014)

0% (2003)

65% (2016)

54% (1955)

55% (1954)

80% (2011)

67% (2015)

59% (2012)