77% (1996)

78% (2014)

78% (2023)

34% (2018)

0% (1992)

0% (1981)

76% (1985)

72% (2001)

60% (1996)

63% (2007)

65% (1993)

63% (2013)

70% (1990)

66% (1997)

55% (2010)

0% (1978)

84% (2014)

63% (1996)

83% (2007)

80% (2019)