60% (2011)

63% (2007)

70% (2012)

69% (2015)

61% (2009)

60% (2003)

61% (2015)

20% (2015)

90% (2004)

62% (2012)

54% (1981)

68% (2006)

58% (2013)

0% (1959)

0% (2016)

66% (2015)

100% (2017)

0% (2013)

0% (2005)

70% (1978)