73% (1987)

55% (2010)

68% (2023)

54% (2001)

70% (2004)

0% (1968)

58% (2009)

0% (1967)

54% (1983)

65% (2011)

47% (1988)

42% (2013)

59% (2014)

59% (2019)

35% (2005)

54% (2007)

0% (1967)

70% (1974)

48% (1972)

65% (1972)