79% (1996)

61% (1987)

71% (1993)

59% (1979)

62% (1997)

72% (2004)

72% (1986)

80% (1973)

50% (1981)

62% (1990)

56% (1987)

80% (2000)

20% (2000)

100% (2002)

80% (1995)

51% (1984)

66% (2019)

60% (1983)

70% (2010)

73% (1989)