71% (2019)

64% (2021)

67% (1997)

56% (2016)

77% (2017)

64% (1998)

66% (2020)

56% (2018)

61% (2001)

0% (1970)

66% (1997)

48% (2024)

63% (2022)

63% (2019)

33% (2020)

52% (2018)

50% (2007)

55% (2023)

48% (2022)

47% (2003)