69% (2019)

51% (2001)

56% (2011)

66% (2007)

57% (2003)

60% (1997)

63% (2003)

66% (2023)

60% (1999)

58% (2015)

63% (2000)

60% (2005)

64% (2024)

63% (2023)

58% (2004)

60% (2004)

0% (1970)

65% (2002)

50% (2013)

55% (2024)