71% (2011)

69% (2009)

81% (2011)

77% (2003)

45% (1993)

73% (1990)

70% (2006)

10% (2010)

72% (1990)

45% (2002)

65% (2001)

68% (2021)

80% (2008)

60% (2007)

0% (2011)

0% (1997)

71% (2021)

30% (2010)

56% (2003)

60% (1996)