70% (1996)

63% (1995)

62% (1995)

66% (1992)

65% (1991)

62% (1995)

61% (1994)

59% (2020)

56% (1989)

60% (1992)

56% (1991)

59% (1986)

72% (1989)

66% (1996)

70% (2022)

60% (1990)

67% (1991)