84% (1999)

75% (1997)

66% (2000)

58% (1994)

73% (1986)

62% (1977)

58% (2000)

61% (2001)

68% (1969)

70% (1970)

61% (2000)

59% (1999)

57% (2017)

71% (1998)

68% (1998)

53% (1999)

45% (2019)

64% (1999)

23% (1976)

68% (1970)