76% (1996)

52% (2021)

43% (2016)

65% (2003)

72% (2012)

67% (1995)

57% (2001)

68% (2008)

38% (1988)

66% (2000)

48% (2001)

53% (2015)

56% (2011)

79% (1992)

56% (1992)

56% (2000)

69% (2013)

67% (1995)

42% (2007)

66% (2010)