61% (2005)

42% (1995)

40% (1998)

29% (2000)

50% (1995)

52% (2001)

64% (2014)

50% (1997)

47% (2009)

55% (2006)

33% (2005)

48% (2013)

50% (2001)

52% (2006)

66% (2013)

33% (2008)

61% (2002)

68% (2010)

60% (1996)

43% (2008)