71% (2015)

65% (1995)

69% (2005)

60% (2011)

54% (2011)

73% (2004)

73% (2022)

57% (2011)

63% (2011)

60% (2009)

69% (2009)

58% (2012)

56% (2012)

67% (2012)

52% (2013)

54% (1976)

52% (2010)

0% (1988)

71% (2013)

66% (1998)