66% (2008)

66% (2005)

79% (1991)

54% (2003)

73% (2006)

56% (2005)

52% (2006)

59% (2017)

74% (1998)

63% (2006)

70% (1996)

46% (2015)

60% (2005)

57% (2018)

60% (1988)

55% (1991)

0% (1990)

50% (1992)