72% (2004)

74% (2002)

70% (1943)

54% (2004)

53% (2013)

40% (2011)

28% (2017)

59% (1967)

55% (1991)

49% (2005)

60% (1993)

50% (1969)

48% (1967)

41% (2006)

66% (1969)

45% (2015)

39% (2014)

70% (1950)

32% (2010)

0% (1938)