68% (2020)

75% (1999)

63% (2017)

81% (2015)

45% (2002)

82% (1993)

30% (1998)

65% (1992)

68% (2001)

79% (2010)

71% (1998)

0% (1974)

0% (1970)

56% (1997)

74% (1990)

61% (1991)

80% (1972)

73% (2002)

45% (2013)

63% (1982)