69% (2005)

77% (2000)

76% (2007)

71% (2011)

53% (1981)

69% (2007)

83% (1989)

35% (2022)

36% (2019)

87% (1999)

81% (1967)

81% (2004)

70% (2009)

65% (2001)

60% (1953)

81% (2020)

55% (1961)

71% (2011)

65% (2015)

57% (2006)