0% (2010)

0% (2020)

66% (2017)

68% (1997)

66% (2000)

55% (2011)

61% (1977)

35% (1998)

61% (2003)

20% (1989)

70% (2020)

69% (2018)

10% (1987)

61% (1987)

0% (2007)

55% (2014)

72% (1970)

60% (2003)

50% (2008)

60% (2004)