Name: SH PSC NAT area Units: million km2 Level: 460 K Month: May Source: GMAO MERRA2 Missing: -9999.0 Mean: 2.77 Year Data Minumum Maximum 1979 0.56 0.00 3.96 1980 0.88 0.00 6.17 1981 1.01 0.00 5.27 1982 0.58 0.00 5.28 1983 2.76 0.00 9.08 1984 1.24 0.00 4.77 1985 2.41 0.00 9.19 1986 1.62 0.00 6.21 1987 3.03 0.00 9.37 1988 2.41 0.00 9.06 1989 1.32 0.00 5.90 1990 2.02 0.00 9.59 1991 1.69 0.00 7.01 1992 1.91 0.00 9.02 1993 1.79 0.00 8.56 1994 1.86 0.00 5.07 1995 2.26 0.00 7.63 1996 3.20 0.00 10.56 1997 1.69 0.00 7.75 1998 2.22 0.00 7.68 1999 2.39 0.00 9.19 2000 5.03 0.00 13.94 2001 3.98 0.00 11.08 2002 2.89 0.00 13.34 2003 4.45 0.00 11.72 2004 2.93 0.00 8.30 2005 3.70 0.00 12.04 2006 2.30 0.00 9.52 2007 3.32 0.00 11.02 2008 2.60 0.00 9.75 2009 3.48 0.00 10.17 2010 4.14 0.00 10.34 2011 3.05 0.00 11.31 2012 3.24 0.00 9.60 2013 4.39 0.00 11.69 2014 3.46 0.00 10.81 2015 3.67 0.00 9.20 2016 2.34 0.00 7.84 2017 4.20 0.00 11.28 2018 4.05 0.00 10.36 2019 4.29 0.00 12.51 2020 3.11 0.00 11.81 2021 2.80 0.00 10.59 2022 4.37 0.00 12.16 2023 4.16 0.00 12.07