62% (2009)

63% (2004)

61% (1999)

80% (2012)

65% (2011)

55% (2008)

58% (2016)

27% (2016)

100% (1997)

54% (1997)

76% (2000)

48% (2006)

53% (2011)

78% (2001)

60% (2003)

37% (2004)

52% (1999)

70% (1999)

67% (1989)

80% (1996)