58% (1997)

71% (2015)

60% (2005)

71% (2019)

66% (2020)

67% (2021)

73% (2010)

69% (2000)

69% (2022)

77% (2003)

67% (2012)

0% (1970)

60% (2023)

66% (2005)

63% (2019)

64% (2022)

74% (2020)

54% (1995)

70% (2015)

72% (2022)