| 年份 | 地下水资源量(亿立方米) |
|---|---|
| 2004 | 7436.30 |
| 2005 | 8091.10 |
| 2006 | 7642.90 |
| 2007 | 7617.20 |
| 2008 | 8122.00 |
| 2009 | 7267.00 |
| 2010 | 8417.00 |
| 2011 | 7214.50 |
| 2012 | 8296.40 |
| 2013 | 8081.10 |
| 2014 | 7745.00 |
| 2015 | 7797.00 |
| 2016 | 8854.80 |
| 2017 | 8309.60 |
| 2018 | 8246.50 |
| 2019 | 8191.50 |
| 2020 | 8553.50 |
| 2021 | 8195.70 |
| 2022 | 7924.40 |
| 2023 | 7807.10 |
| 2024 | 8679.20 |