70% (1994)

36% (2016)

55% (2014)

68% (1995)

64% (1995)

41% (1991)

52% (1991)

69% (2015)

72% (1991)

64% (1993)

65% (1997)

70% (1988)

56% (1994)

69% (2005)

68% (1985)

57% (1997)

60% (1992)

64% (2013)

66% (1985)

51% (1997)