Year % of total freshwater withdrawal 1970 13 1971 12.6626730014 1972 12.369741412599998 1973 12.112982075 1974 11.8860845839 1975 11.6841257051 1976 11.503208066 1977 11.3402061856 1978 11.192584394 1979 11.0582639715 1980 6.892895015768116 1981 6.052575390410473 1982 5.376241803030318 1983 4.927870340017906 1984 4.567830601724008 1985 4.195003251379221 1986 4.260648431221009 1987 7.034186874148736 1988 7.211233987396595 1989 7.523436113693317 1990 7.803999958139015 1991 8.227607823883043 1992 8.613363429981709 1993 8.905760021371343 1994 9.171566920147221 1995 9.243291656051944 1996 9.309090025008702 1997 9.382165381593328 1998 9.41916942417254 1999 9.490548993054244 2000 9.554288770954242 2001 9.626052553130878 2002 9.756830857340635 2003 9.992847696306752 2004 10.221395661948131 2005 10.418600522960448 2006 10.263850105359362 2007 10.121225187829923 2008 9.98053009032697 2009 9.842066050617778 2010 9.705857573610281 2011 9.628208840792361 2012 9.550045515327582 2013 9.514086681934863 2014 9.475397816850835 2015 9.366624830341854 2016 9.336771644017213 2017 9.370763938408226 2018 8.959060195704199 2019 8.911069882074328 2020 8.911069882074328