0% (1988)

60% (1980)

0% (2007)

60% (1990)

60% (2012)

10% (1999)

60% (1997)

85% (1996)

0% (1993)

30% (2000)

0% (1987)

0% (1991)

10% (1998)

40% (1981)

0% (2020)

0% (1992)

0% (1997)

0% (1977)

55% (2018)

50% (2006)