50% (2010)

65% (2010)

49% (2011)

70% (2000)

72% (2006)

43% (2005)

68% (1997)

49% (1997)

65% (2003)

47% (2010)

50% (1993)

53% (2000)

58% (2004)

47% (2005)

56% (2015)

65% (2010)

63% (2009)

61% (2001)

55% (2003)

60% (1994)