42% (2008)

66% (2009)

55% (1998)

60% (1991)

64% (1998)

64% (2005)

62% (2016)

63% (1992)

70% (1995)

33% (1984)

52% (1994)

61% (1993)

42% (1990)

50% (1993)

50% (1990)

61% (2003)

62% (1994)

53% (1988)

67% (2000)

61% (1999)