70% (2008)

68% (2018)

65% (2017)

65% (2002)

69% (2018)

66% (2016)

71% (2022)

68% (2014)

65% (2015)

66% (2019)

66% (1998)

71% (2022)

81% (2024)

67% (2009)

58% (2018)

61% (2020)

52% (2005)

0% (1970)

50% (2014)