60% (1997)

61% (2012)

70% (2016)

55% (2005)

58% (2011)

62% (2003)

62% (2011)

63% (2006)

63% (2015)

69% (2014)

51% (2005)

59% (2010)

67% (2020)

52% (2004)

82% (2019)

59% (2013)

56% (2011)

65% (2002)

61% (2018)

64% (2008)