60% (2009)

60% (2016)

67% (1978)

52% (2003)

69% (2007)

55% (2013)

70% (2005)

63% (1997)

49% (2012)

0% (1986)

70% (2002)

74% (2003)

72% (2011)

0% (2018)

44% (2001)

45% (2001)

0% (2000)

0% (1996)

50% (2002)

55% (2004)