55% (2015)

50% (2005)

72% (2010)

73% (2011)

78% (2020)

0% (2011)

60% (2010)

72% (2014)

81% (2018)

10% (2004)

20% (2001)

78% (2012)

75% (2013)

0% (1993)

79% (2011)

65% (2013)

79% (2010)

0% (2003)

60% (2007)

78% (2010)