81% (2007)

77% (2009)

57% (2011)

71% (2005)

77% (2008)

75% (2001)

72% (2001)

0% (1970)

70% (2007)

82% (2013)

40% (2007)

56% (2016)

52% (2015)

72% (2015)

62% (2014)

73% (2008)

72% (2013)

50% (2008)

70% (2012)

63% (2016)