Year % of total freshwater withdrawal 1970 15.3452685422 1971 16.0687119675 1972 16.7797888386 1973 17.4788135593 1974 18.1660899654 1975 18.8419117647 1976 19.5065629558 1977 20.1603182257 1978 20.8034433286 1979 21.4361954459 1980 22.0588235294 1981 22.0588235294 1982 22.0588235294 1983 22.0588235294 1984 22.0588235294 1985 22.0588235294 1986 22.0588235294 1987 23.1790104101 1988 24.3282302122 1989 25.5076264642 1990 26.7184035477 1991 26.7184035477 1992 26.7184035477 1993 26.7184035477 1994 26.7184035477 1995 26.7184035477 1996 28.3313332876 1997 29.9053470148 1998 31.4418363619 1999 32.9421273904 2000 34.4074844075 2001 35.9520639148 2002 37.5750955762 2003 37.5268817204 2004 36.4380757421 2005 36.6849702998 2006 36.9379763653 2007 37.1973237043 2008 37.4632537463 2009 37.7360203341 2010 35.9041167275 2011 37.2346938776 2012 38.5107446277 2013 39.735553379 2014 40.9121459434 2015 42.0433145009 2016 41.4114513981 2017 43.3463372345 2018 44.0334654337 2019 43.1406384814 2020 43.4820419167