71% (2012)

52% (2007)

0% (2018)

62% (2002)

66% (2016)

68% (2015)

50% (1974)

47% (2012)

41% (2013)

59% (2013)

52% (2023)

35% (2007)

70% (2003)

70% (1999)

64% (2017)

45% (1996)

60% (1955)

60% (2018)

67% (1949)

62% (1991)