59% (2010)

60% (2025)

56% (2019)

69% (2001)

61% (2013)

65% (2004)

59% (2014)

61% (2004)

60% (2020)

58% (2007)

58% (2015)

50% (2011)

67% (2004)

44% (2014)

58% (2003)

0% (1970)

60% (2009)