70% (1975)

0% (1995)

71% (2010)

50% (2001)

83% (2021)

59% (1990)

50% (1998)

53% (1998)

63% (1983)

50% (1999)

70% (1992)

0% (2000)

10% (2014)

44% (1993)

74% (1986)

61% (1971)

48% (1997)

53% (1999)

80% (1994)

62% (1997)