42% (1976)

62% (2020)

61% (1958)

63% (1991)

65% (2004)

63% (2015)

68% (2018)

67% (2013)

68% (2001)

32% (1971)

68% (1955)

47% (1970)

67% (2009)

75% (1927)

67% (1997)

60% (2006)

61% (2012)

72% (2012)

60% (2014)

62% (2009)