55% (2005)

67% (2004)

42% (2007)

66% (1992)

70% (2016)

61% (2009)

65% (2008)

59% (1997)

56% (2006)

58% (1999)

60% (2014)

61% (2015)

56% (1996)

66% (2006)

51% (1986)

52% (2013)

60% (2006)

50% (2003)

57% (1983)

63% (1989)