80% (1970)

80% (2007)

0% (2011)

73% (2000)

57% (1989)

100% (2007)

80% (2020)

80% (1970)

78% (2010)

70% (1997)

45% (2012)

85% (2009)

91% (1978)

65% (2004)

0% (1978)

100% (2020)

55% (2002)

0% (1996)

0% (2013)

100% (2015)