58% (2021)

58% (2015)

73% (2010)

68% (2008)

71% (2006)

63% (1999)

52% (2004)

63% (2003)

55% (2011)

64% (1997)

63% (2013)

67% (2001)

61% (2002)

67% (2013)

55% (1998)

54% (2007)

62% (2003)

60% (2008)

60% (1998)

56% (2002)