59% (1988)

43% (2007)

43% (2011)

47% (1998)

51% (2020)

57% (2013)

38% (1999)

66% (2023)

63% (2006)

53% (2012)

57% (2005)

45% (2003)

69% (2008)

55% (2018)

53% (2004)

50% (2005)

63% (2015)

57% (2005)

60% (1979)

58% (2012)