75% (2019)

55% (1999)

60% (1997)

56% (1997)

67% (1971)

40% (2001)

70% (1987)

50% (2009)

78% (1990)

88% (1978)

60% (2004)

43% (1979)

0% (2010)

78% (1992)

0% (2011)

72% (2010)

77% (2009)

68% (2001)

70% (2010)

85% (2016)