Year	% of total freshwater withdrawal
1975	4
1976	3.7480532081
1977	3.5106857738
1978	3.2866677911
1979	3.0749039093
1980	2.8744154215
1981	2.6843251411
1982	2.503844571
1983	2.3322629711
1984	2.1689380038
1985	2.0132876988
1986	2.211677658
1987	2.4095417855
1988	2.6068821689
1989	2.8037008852
1990	3
1991	2.8373512837
1992	2.6815813668
1993	2.5322629052
1994	2.3890032343
1995	2.2514409222
1996	2.1192427239
1997	1.9921008869
1998	1.8697307588
1999	1.7518686599
2000	1.6382699869
2001	1.7107408947
2002	1.7798039093
2003	1.8456938894
2004	1.9086245974
2005	1.9687910165
2006	2.0263713682
2007	2.081528876
2008	2.13441331
2009	2.1851623455
2010	2.2339027595
2011	2.2339027595
2012	2.2339027595
2013	2.2339027595
2014	2.2339027595
2015	2.2339027595
2016	2.2339027595
2017	2.2339027595
2018	2.2339027595
2019	2.2339027595
2020	2.2339027595