75% (1962)

58% (1992)

50% (2006)

61% (2005)

51% (2009)

68% (2005)

64% (2015)

42% (2004)

54% (2014)

75% (1964)

80% (1999)

64% (1993)

66% (1964)

64% (1996)

47% (1997)

60% (2001)

53% (2015)

33% (1998)

45% (1999)

53% (2000)