68% (2008)

0% (1970)

56% (2011)

65% (2013)

67% (2021)

68% (2019)

61% (2013)

69% (2001)

63% (2015)

69% (2003)

73% (2008)

70% (2010)

69% (2006)

63% (2009)

67% (2008)

59% (2005)

61% (2018)

72% (1996)

66% (2009)

72% (2010)