

| Jahr |
Wasserverkauf Haushalte |
versorgte Einwohner |
m³ pro Kopf / Jahr |
Liter pro Kopf / Tag |
|---|---|---|---|---|
|
1993 |
2.261.934 | 45.017 | 50,25 | 137,70 |
| 1994 | 2.230.331 | 45.972 | 48,51 | 132,90 |
| 1995 | 2.228.095 | 46.973 | 47,43 | 130,00 |
| 1996 | 2.249.370 | 47.513 | 47,34 | 129,70 |
| 1997 | 2.267.891 | 48.069 | 47,18 | 129,30 |
| 1998 | 2.261.501 | 48.625 | 46,51 | 127,04 |
| 1999 | 2.246.875 | 48.750 | 46,09 | 126,30 |
| 2000 | 2.272.644 | 49.378 | 46,03 | 126,10 |
| 2001 | 2.253.729 | 49.501 | 45,53 | 124,70 |
| 2002 | 2.265.052 | 49.856 | 45,43 | 124,50 |
| 2003 | 2.712.913* | 57.055* | 47,55 | 130,30 |
| 2004 | 2.686.662 | 57.522 | 46,71 | 127,96 |
| 2005 | 2.623.745 | 57.929 | 45.29 | 124,09 |
| 2006 | 2.692.935 | 57.982 | 46,44 | 127,24 |
| 2007 | 2.734.830 | 57.662 | 47,43 | 129,95 |
| 2008 | 2.631.411 | 57.996 | 45,37 | 124,31 |
| 2009 | 2.612.184 | 57.496 | 45,43 | 124,47 |
| 2010 | 2.705.202 | 57.441 | 47,10 | 129,03 |