82% (2020)

71% (2005)

0% (1970)

57% (1963)

66% (2014)

60% (2016)

68% (2000)

64% (2012)

61% (2012)

64% (2018)

52% (2010)

62% (2000)

72% (1993)

0% (1977)

67% (2005)

75% (2003)

63% (2005)

65% (2019)

85% (1969)

58% (2015)