0% (1970)

0% (1973)

76% (1980)

90% (1975)

90% (1985)

60% (2020)

0% (2001)

0% (2010)

72% (2012)

0% (2009)

0% (2012)

0% (2006)

33% (2016)

63% (2009)

0% (2008)

57% (2003)

76% (2021)

0% (2015)

90% (1998)

0% (2003)