57% (1989)

70% (1996)

68% (1993)

70% (2011)

65% (2017)

57% (1998)

78% (1993)

68% (1994)

58% (2007)

83% (2013)

55% (1990)

66% (1986)

54% (2002)

63% (1989)

67% (1996)

66% (1987)

65% (2019)

62% (1988)

72% (1997)

63% (1985)