75% (2001)

64% (2000)

60% (2005)

67% (2010)

61% (2007)

62% (2017)

80% (2019)

46% (1985)

65% (1995)

43% (1982)

50% (2001)

73% (2017)

59% (1987)

58% (1989)

47% (1992)

53% (2013)

0% (1990)

0% (2010)