62% (2003)

52% (2004)

62% (2013)

64% (1995)

61% (1998)

57% (2014)

53% (1994)

46% (2015)

37% (1998)

60% (2003)

38% (2005)

35% (2006)

53% (2005)

47% (2015)

47% (1997)

50% (2012)

34% (1993)

66% (2006)

27% (1995)

48% (2007)