85% (2014)

77% (2015)

79% (2016)

82% (2012)

70% (2013)

63% (2004)

72% (2014)

53% (2005)

76% (2023)

51% (2006)

58% (2004)

52% (2007)

70% (2002)

72% (2002)

50% (2005)

40% (2006)

73% (2023)

32% (2005)

52% (2004)

0% (2001)