64% (1975)

55% (2008)

56% (2002)

64% (1993)

67% (1994)

67% (1990)

63% (1994)

72% (2007)

0% (2025)

69% (2019)

70% (2020)

71% (2019)

66% (2019)

71% (2017)

68% (2016)

74% (2015)

61% (1989)

59% (1995)

66% (2009)

54% (2002)