0% (2011)

70% (1997)

100% (2007)

0% (2017)

80% (2020)

0% (1970)

78% (2010)

80% (2007)

85% (2009)

90% (2009)

57% (1989)

0% (1996)

0% (1978)

0% (2014)

80% (1970)

75% (1973)

70% (2020)

71% (2000)

45% (2012)

90% (2006)