71% (1994)

72% (1996)

52% (2003)

71% (2016)

64% (2001)

56% (2003)

68% (2008)

65% (1994)

64% (1997)

58% (1994)

64% (2006)

69% (1995)

64% (2007)

70% (1997)

59% (2021)

0% (1970)

52% (1995)

0% (2006)

64% (2002)

0% (2020)