64% (2011)

65% (1999)

63% (1995)

66% (2005)

59% (2014)

64% (1997)

34% (2000)

56% (2005)

64% (2011)

56% (2005)

60% (2013)

60% (1999)

49% (2004)

62% (2005)

60% (2005)

55% (2014)

59% (2010)

55% (2000)

64% (2011)

45% (1993)