Year	% of total freshwater withdrawal
1975	1.1094674556
1976	1.0392296895
1977	0.9691543268
1978	0.8992408049
1979	0.8294885639
1980	0.7598970462
1981	0.6904995103
1982	0.6212547389
1983	0.5521622282
1984	0.4832214765
1985	0.4144319844
1986	1.3631090487
1987	2.2956004984
1988	3.21231705
1989	4.1136556404
1990	5
1991	6.4184397163
1992	7.6981450253
1993	8.8585209003
1994	9.9155145929
1995	10.8823529412
1996	11.7700987306
1997	12.5880758808
1998	13.3441981747
1999	14.0452261307
2000	14.696969697
2001	14.276169265
2002	13.8302752294
2003	13.3569739953
2004	12.8536585366
2005	12.3173803526
2006	11.7447916667
2007	11.1320754717
2008	10.4748603352
2009	9.768115942
2010	9.0060240964
2011	8.1818181818
2012	7.2875816993
2013	6.3139931741
2014	5.25
2015	5.3264604811
2016	5.317769131
2017	10.9356860924
2018	16.0857908847
2019	9.6962204168
2020	9.6962204168