Northwest Passage minimum ice coverage graph, 1968 to 2016

Minimum Ice Coverage for the Northwest Passage
Data
Season Week Total Concentration
1968 1968-09-24 0.0738
1969 1969-09-10 0.0311
1970 1970-09-17 0.0112
1971 1971-09-17 0.0209
1972 1972-09-10 0.2334
1973 1973-09-17 0.0267
1974 1974-09-17 0.0839
1975 1975-08-27 0.0671
1976 1976-09-17 0.1691
1977 1977-08-27 0.0921
1978 1978-09-03 0.2652*
1979 1979-09-03 0.2532
1980 1980-08-27 0.1129
1981 1981-09-10 0.0155
1982 1982-09-10 0.0523
1983 1983-09-24 0.0890
1984 1984-09-03 0.0617
1985 1985-09-17 0.0422
1986 1986-09-03 0.2256
1987 1987-09-10 0.1431
1988 1988-09-10 0.0594
1989 1989-09-17 0.0941
1990 1990-09-10 0.1598
1991 1991-09-10 0.1978
1992 1992-09-10 0.1859
1993 1993-09-17 0.0579
1994 1994-09-10 0.0927
1995 1995-08-27 0.0802
1996 1996-08-27 0.1572
1997 1997-08-27 0.1600
1998 1998-09-17 0.0047
1999 1999-09-24 0.0165
2000 2000-09-10 0.0102
2001 2001-10-01 0.0268
2002 2002-09-24 0.0451
2003 2003-09-17 0.1381
2004 2004-08-20 0.2122
2005 2005-09-10 0.0952
2006 2006-09-03 0.0079
2007 2007-09-17 0.0146
2008 2008-09-03 0.0034
2009 2009-09-24 0.0279
2010 2010-09-17 0.0201
2011 2011-09-17 0.0001
2012 2012-09-24 0.0000**
2013 2013-09-10 0.0346
2014 2014-09-17 0.0597
2015 2015-09-17 0.0006
2016 2016-08-27 0.0048
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