| 年份 | 用水总量(亿立方米) |
|---|---|
| 2004 | 5928.00 |
| 2005 | 5906.50 |
| 2006 | 5998.20 |
| 2007 | 5920.20 |
| 2008 | 5812.90 |
| 2009 | 6021.20 |
| 2010 | 6015.50 |
| 2011 | 6043.40 |
| 2012 | 6040.20 |
| 2013 | 6103.20 |
| 2014 | 6094.90 |
| 2015 | 6183.40 |
| 2016 | 6131.20 |
| 2017 | 6107.20 |
| 2018 | 6022.00 |
| 2019 | 5965.20 |
| 2020 | 5910.00 |
| 2021 | 5818.70 |
| 2022 | 5795.00 |
| 2023 | 5633.00 |
| 2024 | 5547.80 |