57% (2005)

62% (2019)

55% (2023)

49% (2010)

50% (2009)

55% (2006)

58% (2012)

53% (2012)

55% (2011)

49% (2014)

55% (2003)

57% (2005)

62% (2005)

59% (2014)

45% (2008)

50% (2007)

52% (2007)

55% (2009)

50% (1997)

48% (2001)