71% (2015)

64% (1995)

72% (2022)

69% (2005)

55% (2011)

58% (2012)

60% (2011)

57% (2011)

59% (2009)

69% (2009)

63% (2011)

66% (2012)

52% (2015)

55% (2012)

73% (2004)

54% (1976)

71% (2013)

52% (2013)

0% (1970)

0% (1998)