77% (1979)

70% (1993)

80% (2004)

57% (2000)

70% (2000)

80% (2024)

60% (2006)

65% (2005)

60% (2011)

69% (1993)

69% (2017)

62% (2023)

60% (2006)

70% (1999)

70% (2004)

60% (2007)

80% (2004)

70% (2001)

50% (1998)

0% (2011)