0% (2008)

50% (1976)

40% (2004)

47% (2004)

52% (1991)

51% (1996)

61% (2000)

55% (1998)

58% (1999)

100% (1988)

59% (1996)

43% (1984)

0% (1999)

40% (1991)

80% (2015)

50% (2004)

48% (1995)

72% (2003)

50% (2003)

10% (1999)