51% (2023)

58% (2013)

57% (1966)

71% (2018)

61% (1968)

55% (2019)

63% (1972)

54% (1989)

62% (1999)

52% (1996)

35% (1990)

50% (2015)

60% (2014)

54% (2008)

56% (2013)

61% (2001)

65% (2019)

57% (2018)

47% (2013)

71% (2012)