68% (2018)

72% (2013)

43% (2004)

30% (1998)

70% (2010)

59% (2001)

51% (2006)

0% (2013)

74% (1999)

66% (2016)

77% (2013)

69% (2016)

82% (1993)

0% (2009)

0% (2013)

59% (2016)

69% (1997)

60% (2006)

100% (2009)

58% (1976)