54% (2016)

51% (1989)

61% (1984)

51% (2015)

62% (1966)

60% (1969)

60% (2015)

64% (1918)

51% (2010)

35% (1995)

51% (2004)

56% (2008)

52% (1915)

62% (2009)

64% (2009)

57% (2007)

43% (1988)

69% (2009)

68% (2015)

0% (1976)