37% (1996)

46% (2004)

55% (1995)

40% (1995)

55% (1999)

20% (2004)

51% (1995)

45% (1994)

55% (1997)

41% (1993)

57% (2014)

60% (2000)

56% (1997)

51% (1992)

46% (1999)

38% (1994)

32% (1996)

45% (1995)

43% (1995)

10% (2002)