51% (2006)

62% (2008)

75% (2010)

59% (2016)

68% (2019)

49% (2013)

63% (2005)

65% (2018)

62% (2004)

64% (2010)

66% (2011)

54% (2004)

66% (2006)

73% (2013)

47% (2006)

62% (2011)

53% (2005)

63% (2008)

64% (2008)

67% (1999)