70% (2015)

84% (2013)

49% (2014)

72% (2016)

68% (2023)

79% (2018)

60% (2011)

77% (2012)

60% (2010)

0% (2009)

80% (2001)

28% (2006)

61% (2022)

0% (2001)

0% (2003)

75% (2004)

70% (2001)

73% (1998)

0% (2008)

52% (2002)