77% (1998)

63% (1991)

0% (1962)

10% (2014)

70% (2003)

75% (2001)

0% (2002)

0% (2003)

65% (1999)

73% (2002)

90% (2004)

0% (2016)

70% (2001)

60% (2004)

75% (2005)

79% (2005)

40% (2017)

70% (2000)

80% (2015)

50% (2014)