78% (2012)

60% (2005)

76% (2009)

66% (2010)

62% (2006)

64% (2007)

71% (2008)

64% (2004)

61% (2012)

62% (2009)

52% (2013)

62% (2021)

54% (2006)

20% (2014)

66% (2012)

0% (1970)

60% (2008)

50% (2007)

0% (2006)

63% (2009)