71% (1999)

74% (2017)

59% (2008)

70% (2019)

62% (2000)

63% (1989)

63% (2002)

69% (2005)

60% (1989)

47% (2011)

57% (1998)

50% (2012)

30% (2017)

63% (2010)

57% (2007)

0% (1990)

80% (1995)

85% (2003)

0% (1997)

51% (1996)