50% (1955)

70% (1987)

75% (2009)

79% (2008)

80% (1994)

55% (2007)

60% (2002)

80% (2001)

69% (2015)

71% (2009)

65% (1967)

0% (2012)

100% (1989)

10% (2003)

82% (2022)

72% (2021)

77% (2022)

80% (2020)

70% (2011)

72% (2013)