35% (2004)

30% (2008)

0% (1970)

55% (1987)

54% (2013)

0% (1991)

47% (2023)

60% (2000)

0% (1977)

60% (1985)

10% (2001)

57% (2000)

60% (2016)

50% (1955)

60% (1974)

0% (2015)

56% (1987)

68% (1988)

54% (1988)

50% (1991)