Year % of total freshwater withdrawal 1970 16.6271018793 1971 15.5382619974 1972 14.5791949817 1973 13.7280052623 1974 12.9674606882 1975 12.2838137472 1976 11.5104693141 1977 10.7720536344 1978 10.066252588 1979 9.3909520594 1980 8.7442167878 1981 8.9665930066 1982 9.1816903209 1983 9.3898603598 1984 9.5914324625 1985 9.7867154174 1986 10.1611086276 1987 10.5562804374 1988 10.974010018 1989 11.4162856309 1990 11.8853362734 1991 11.0842377261 1992 10.2315160568 1993 9.8428956256 1994 9.446885369 1995 9.0432724814 1996 8.7545322136 1997 8.4609375 1998 8.5106175007 1999 8.5615785816 2000 8.6138709421 2001 8.5120126678 2002 9.4458653026 2003 8.5939128252 2004 9.1513389182 2005 9.4999125088 2006 9.5642048013 2007 9.3266832918 2008 10.280110117 2009 10.0607638889 2010 10.6110804344 2011 10.2932320378 2012 9.5993031359 2013 10.0685858256 2014 9.8793151838 2015 9.4449204989 2016 9.9508599509 2017 10.0982045432 2018 13.8470740704 2019 14.0886499645 2020 15.0779623466