71% (2000)

70% (1997)

60% (1992)

50% (1999)

100% (2008)

86% (1998)

76% (2011)

82% (1998)

0% (1999)

81% (1997)

70% (2004)

80% (1970)

59% (2018)

90% (2004)

86% (2016)

68% (1969)

30% (1970)

70% (2006)

54% (2009)

54% (2005)