71% (2015)

64% (1995)

55% (2011)

57% (2011)

61% (2011)

69% (2007)

70% (2022)

63% (2011)

55% (2012)

58% (2012)

73% (2004)

59% (2009)

66% (2012)

71% (2013)

69% (2009)

0% (1969)

54% (1976)

40% (2012)

52% (2015)

0% (1988)