52% (2011)

44% (2002)

52% (2006)

58% (2015)

42% (2007)

62% (2003)

0% (2005)

48% (2017)

77% (2014)

40% (2012)

48% (2010)

58% (2010)

65% (2008)

0% (1987)

0% (2018)

62% (2005)

42% (2012)

60% (2004)

58% (2007)

52% (2011)