58% (1990)

61% (1989)

0% (1995)

54% (1996)

77% (1992)

68% (1999)

60% (1987)

0% (1994)

75% (1987)

56% (1986)

65% (1991)

57% (2002)

70% (2015)

68% (2005)

90% (1995)

50% (2013)

70% (1985)

0% (2016)

65% (2007)

60% (2008)