65% (1995)

76% (1991)

57% (2002)

63% (2018)

64% (1993)

64% (1999)

66% (2005)

69% (2006)

67% (2011)

62% (1997)

42% (2006)

65% (2011)

60% (2005)

52% (2006)

65% (2018)

67% (1993)

56% (2008)

61% (1997)

63% (2009)

71% (1998)