Storglaciären mass balance Bw = Winter mass balance [meter water equivalent] Bs = Summer mass balance [meter water equivalent] Bn = Net mass balance [meter water equivalent] ELA = Equilibrium line altitude [m a.s.l.] AAR = Ackumulation area ratio [%] Year Bw Bs Bn ELA AAR 1946 0.99 1.53 -0.54 1544 38.0 1947 1.02 2.90 -1.88 1664 12.5 1948 1.02 1.31 -0.29 1475 42.5 1949 1.92 1.33 0.59 1391 63.8 1950 1.53 2.28 -0.75 1522 30.2 1951 0.88 1.65 -0.77 1577 21.3 1952 1.16 1.12 0.04 1432 52.4 1953 1.80 2.32 -0.52 1503 43.5 1954 0.93 1.86 -0.93 1611 15.8 1955 1.26 1.62 -0.36 1523 39.4 1956 1.26 1.56 -0.30 1500 37.9 1957 1.37 1.71 -0.34 1522 37.2 1958 1.44 1.82 -0.38 1511 40.4 1959 1.03 1.80 -0.77 1561 35.6 1960 0.68 2.29 -1.61 1620 0.0 1961 0.84 1.63 -0.79 1575 19.6 1962 1.10 0.67 0.43 1363 57.8 1963 1.45 1.65 -0.20 1425 0.0 1964 1.59 1.16 0.43 1379 55.4 1965 1.49 0.99 0.50 1380 51.4 1966 1.18 1.73 -0.55 1511 33.0 1967 1.37 1.55 -0.18 1448 35.6 1968 1.34 1.58 -0.24 1468 34.2 1969 1.03 1.93 -0.90 1529 20.4 1970 1.04 2.41 -1.37 1587 11.3 1971 1.38 1.56 -0.18 1472 42.2 1972 1.39 2.64 -1.25 1561 27.8 1973 1.68 1.59 0.09 1414 40.5 1974 1.35 1.61 -0.26 1473 40.3 1975 2.02 0.79 1.23 1275 73.3 1976 1.97 1.62 0.35 1400 50.3 1977 1.25 1.01 0.24 1398 53.5 1978 1.48 1.49 -0.01 1443 47.3 1979 1.56 1.71 -0.15 1450 41.4 1980 0.93 2.16 -1.23 1596 20.8 1981 1.24 1.33 -0.09 1438 40.2 1982 1.33 1.03 0.30 1379 57.0 1983 1.44 1.21 0.23 1400 55.6 1984 1.52 1.71 -0.19 1449 44.1 1985 1.03 1.67 -0.64 1518 29.4 1986 1.67 1.68 -0.01 1445 40.2 1987 1.71 1.21 0.50 1345 59.7 1988 1.40 2.30 -0.90 1554 28.8 1989 2.61 1.36 1.25 1325 70.8 1990 2.20 1.65 0.55 1377 57.4 1991 1.62 1.49 0.13 1424 43.9 1992 2.19 1.29 0.90 1356 60.7 1993 2.25 1.24 1.01 1446 44.7 1994 1.08 1.43 -0.35 1471 34.4 1995 1.93 1.28 0.65 1435 42.1 1996 1.26 1.65 -0.39 1465 41.6 1997 1.74 2.21 -0.47 1503 40.6 1998 1.32 1.87 -0.55 1523 31.6 1999 1.31 1.52 -0.21 1468 38.6 2000 1.90 1.79 0.11 1461 45.1 2001 1.12 1.85 -0.73 1526 28.8 2002 1.75 2.58 -0.83 1496 37.3 2003 1.38 2.42 -1.04 1582 28.9 2004 1.55 1.70 -0.15 1490 41.1 2005 1.66 1.70 -0.04 1490 43.1 2006 1.10 2.82 -1.72 1615 17.2 2007 1.53 1.12 0.41 1480 50.0 2008 1.93 1.35 0.58 1410 53.4 2009 1.30 1.83 -0.53 1495 37.0 2010 0.96 1.65 -0.69 1570 27.9 2011 1.32 2.37 -1.05 1585 24.5 2012 1.25 0.57 0.68 1405 56.7 2013 0.95 2.36 -1.41 1590 19.7 2014 1.51 2.40 -0.89 1500 31.3 2015 1.46 0.82 0.64 1370 70.5