48% (2000)

24% (1999)

44% (2001)

30% (2000)

42% (1999)

40% (2005)

48% (1998)

48% (1999)

54% (1997)

37% (1998)

52% (2017)

38% (2002)

50% (2000)

39% (2002)

45% (1999)

42% (1997)

43% (1999)

35% (2002)

38% (2002)

29% (2000)