72% (2019)

65% (2010)

68% (2018)

67% (2009)

60% (2004)

60% (2016)

46% (1995)

67% (2019)

71% (1971)

66% (2020)

56% (1997)

61% (1967)

73% (2016)

63% (2014)

71% (2009)

64% (2000)

79% (2017)

67% (2003)

57% (1994)

40% (1987)