Year % of total freshwater withdrawal 1970 24.0854407071 1971 24.2913790571 1972 24.4960710625 1973 24.6995280035 1974 24.9017610246 1975 25.1027811366 1976 24.9830475637 1977 24.8629771548 1978 24.7425684865 1979 24.6218201274 1980 24.5007306381 1981 24.5007306381 1982 24.5007306381 1983 24.5007306381 1984 24.5007306381 1985 24.5007306381 1986 27.0471690638 1987 29.5923220587 1988 32.1361905959 1989 34.6787756475 1990 34.5570899293 1991 34.3655334904 1992 34.1742347797 1993 35.0723246727 1994 36.0053113425 1995 36.9752690471 1996 37.8742840571 1997 38.804869052 1998 38.7047341299 1999 38.6045992078 2000 38.5044642857 2001 38.7549074593 2002 38.7892376682 2003 38.4019975031 2004 38.013013013 2005 38.0228136882 2006 38.0228136882 2007 38.0228136882 2008 37.9802518923 2009 37.9370629371 2010 37.8951283005 2011 38.3139136395 2012 38.7532183818 2013 39.2145884988 2014 39.6997292641 2015 40.2105263158 2016 39.0646611342 2017 37.8563182666 2018 36.5802446595 2019 35.2305813844 2020 28.1400966184