49% (2006)

52% (2013)

57% (2003)

52% (2004)

54% (2008)

50% (2017)

56% (2013)

59% (2013)

52% (2009)

57% (2012)

52% (2002)

54% (2008)

56% (2008)

60% (2007)

52% (2003)

64% (2008)

62% (2007)

66% (2001)

68% (2019)

53% (2023)