Year % of total freshwater withdrawal 1970 32 1971 32.7492821718 1972 33.4675357873 1973 34.156649136 1974 23.221544715424166 1975 23.549977074725582 1976 23.69833434667997 1977 23.838019723669863 1978 23.96977196146936 1979 24.09424821709979 1980 13.06922635278584 1981 13.136269847660543 1982 13.199749404724027 1983 13.25994184727398 1984 2.0237090960448696 1985 2.100170433438559 1986 2.1779086833262546 1987 3.501595644417781 1988 3.715319109811591 1989 3.9693180831765655 1990 9.797774897961666 1991 10.505863243939347 1992 11.41518771885669 1993 11.934562282291571 1994 12.960108627159332 1995 13.916354057965922 1996 14.298230445424755 1997 14.671661845400749 1998 15.032722005017664 1999 15.390221031376843 2000 15.737509835180314 2001 15.691883909242728 2002 14.680344953083573 2003 14.813784664674335 2004 15.092387099996062 2005 15.383677291965096 2006 15.637551886281992 2007 15.709996277060354 2008 15.897758624822995 2009 16.02036516204296 2010 16.15043563961273 2011 16.1176632478697 2012 12.464841778381903 2013 12.297218146166388 2014 12.00846345574232 2015 11.677216792782657 2016 10.818819444789275 2017 10.806660797543216 2018 9.976817830615111 2019 10.333223611580232 2020 10.27731050128054