48% (2001)

71% (2017)

0% (2004)

82% (2006)

76% (2011)

72% (1996)

75% (2015)

65% (1992)

81% (2000)

50% (1988)

61% (1999)

75% (1998)

73% (2008)

76% (1985)

67% (1984)

56% (2004)

52% (1983)

82% (1995)

54% (1985)

65% (1998)