0% (2004)

70% (2014)

75% (2003)

83% (2003)

85% (1999)

50% (1987)

81% (2001)

83% (2006)

70% (1996)

62% (2016)

84% (2017)

66% (2014)

0% (2009)

0% (2001)

30% (2010)

82% (2012)

90% (2018)

61% (2004)

0% (2007)

85% (2011)