68% (2014)

60% (2016)

67% (1983)

54% (2019)

73% (1997)

60% (2003)

71% (1978)

71% (2009)

56% (1994)

41% (1994)

63% (1989)

52% (2020)

56% (2014)

64% (1987)

66% (1983)

63% (2011)

40% (1996)

59% (1977)

57% (1973)

55% (1995)