0% (1990)

20% (1991)

64% (1997)

0% (2000)

70% (2025)

0% (2009)

0% (1991)

50% (1981)

0% (2013)

58% (1936)

70% (2010)

56% (2006)

0% (2017)

0% (2014)

37% (1978)

82% (1995)

40% (1998)

0% (1970)

59% (1977)

0% (1943)