56% (2014)

66% (2006)

70% (2007)

78% (2008)

63% (2005)

73% (2019)

58% (1993)

58% (1993)

64% (1993)

69% (1992)

73% (1997)

63% (1998)

47% (2009)

52% (1996)

57% (1994)

75% (2010)

57% (1995)

68% (2012)

75% (1994)

0% (2004)