0% (1977)

62% (2005)

70% (2018)

75% (2009)

82% (2020)

48% (2003)

0% (1970)

44% (2002)

50% (2003)

71% (2007)

63% (2005)

62% (2001)

0% (1970)

80% (2016)

100% (1970)

0% (1970)

0% (2011)

0% (2021)

96% (2007)

0% (2003)