"Jahr" "Trinkwasserbezug öffentliches Netz" "Private Grundwasserförderungen" "Category" 1989 7.12 13.55 0 1990 6.73 13.88 1 1991 6.08 12.54 2 1992 6.37 12.87 3 1993 6.07 12.7 4 1994 5.55 13.04 5 1995 5.38 13.33 6 1996 5.27 11.99 7 1997 5.29 10.76 8 1998 5.2 8.7 9 1999 5.04 10.78 10 2000 4.64 10.45 11 2001 4.42 9.28 12 2002 5.27 9.72 13 2004 4.11 8.74 14 2005 3.57 8.72 15 2006 3.94 10.82 16 2007 4.31 10.31 17 2008 4.66 9.08 18 2009 5.18 10.55 19 2010 5.88 8.93 20 2011 5.89 9.64 21 2012 5.91 8.81 22 2013 5.91 9.81 23 2014 5.76 9.41 24 2015 8.34 9.86 25 2016 7.76 10.91 26 2017 7.87 11.06 27 2018 8.38 11.19 28 2019 8.4 10.52 29 2020 8.37 11.93 30 2021 7.56 11.36 31 2022 8.45 12.42 32 2023 8.08 13.3 33 2024 6.78 14.3 34