66% (1980)

54% (2013)

39% (1980)

71% (2008)

75% (2021)

70% (1990)

72% (1971)

53% (2018)

70% (1999)

52% (2010)

57% (2021)

63% (2014)

64% (2002)

47% (1993)

46% (1996)

66% (2003)

68% (1996)

61% (1978)

70% (2021)

58% (2007)