Year % of total freshwater withdrawal 1970 61.5384615385 1971 60.3549198494 1972 59.2011039758 1973 58.075907917 1974 56.978279868 1975 55.9072189395 1976 54.8642205777 1977 53.8457806563 1978 52.8510418885 1979 51.8791864302 1980 50.9294336373 1981 51.193033244 1982 51.4632132057 1983 51.7402230394 1984 52.0243250384 1985 52.3157951013 1986 52.6173417934 1987 52.9269460273 1988 53.244935131 1989 53.5716544056 1990 53.9074683764 1991 52.8563001589 1992 51.8300373726 1993 50.8278052502 1994 49.8487695171 1995 48.8921340748 1996 47.9571388422 1997 47.0430577415 1998 46.1491968177 1999 44.5950135069 2000 44.0915617873 2001 43.4850467395 2002 42.8292228627 2003 42.1178222627 2004 41.3434677162 2005 40.4974158897 2006 39.4802969749 2007 38.3646762 2008 25.2558139535 2009 42.2054859391 2010 44.0851455852 2011 45.9522904907 2012 47.807045225 2013 49.7076023392 2014 49.7163245014 2015 49.725049725 2016 49.850448654 2017 49.9764816557 2018 50.1031535514 2019 50.132704217 2020 50.162289761