0% (1990)

80% (1956)

60% (1959)

61% (2013)

42% (1981)

70% (1985)

90% (2014)

60% (1981)

50% (1999)

55% (1992)

20% (2003)

0% (1962)

15% (2009)

20% (1982)

70% (2010)

59% (2011)

0% (2015)

53% (2020)

80% (2015)

70% (2014)