71% (2003)

69% (2007)

61% (2021)

60% (2024)

68% (2014)

54% (1973)

56% (2022)

70% (1997)

60% (2005)

48% (2001)

72% (2023)

56% (2018)

55% (2011)

87% (1983)

62% (2015)

75% (2018)

73% (1972)

75% (1992)

58% (2006)

55% (2018)