Year	% of total freshwater withdrawal
1975	3
1976	3.045931524
1977	3.0892051371
1978	3.1300450592
1979	3.1686509797
1980	3.2052013231
1981	3.2398560064
1982	3.2727587775
1983	3.3040392091
1984	3.3338144032
1985	3.362190457
1986	3.6914910729
1987	4.0199188788
1988	4.3474773402
1989	4.6741699043
1990	5
1991	5.2246399499
1992	5.4397793442
1993	5.6460084034
1994	5.8438694502
1995	6.0338616715
1996	6.2164453235
1997	6.3920454545
1998	6.5610552081
1999	6.7238387613
2000	6.880733945
2001	6.9388929748
2002	6.9943171173
2003	7.0471948504
2004	7.0976977216
2005	7.145982208
2006	7.1921913351
2007	7.2364560923
2008	7.2788966725
2009	7.3196235622
2010	7.358738502
2011	7.358738502
2012	7.358738502
2013	7.358738502
2014	7.358738502
2015	7.358738502
2016	7.358738502
2017	7.358738502
2018	7.358738502
2019	7.358738502
2020	7.358738502