0% (1982)

80% (1997)

70% (2010)

50% (1996)

20% (2001)

67% (2009)

81% (2018)

0% (1992)

10% (1988)

20% (1987)

72% (2005)

55% (2006)

90% (1981)

20% (1989)

80% (2004)

48% (2001)

68% (2016)

72% (1999)

0% (2013)

60% (1995)