46% (1984)

40% (2001)

10% (2008)

32% (2003)

58% (2001)

65% (2008)

57% (2015)

80% (2017)

43% (2007)

60% (2005)

35% (1970)

62% (2018)

68% (2018)

0% (2009)

10% (2010)

52% (2013)

50% (2014)

10% (2010)

70% (2017)

0% (1984)