88% (2013)

60% (2015)

73% (2016)

67% (2022)

0% (1997)

48% (1987)

0% (2009)

0% (2009)

47% (2009)

0% (1970)

0% (1994)

40% (2016)

80% (2008)

80% (2008)

0% (1976)

67% (2001)

59% (1981)

30% (1985)

50% (2015)

50% (1983)