| 年份 | 西部地区全社会用电量全国占比（%） |
|---|---|
| 2000 | 21.58 |
| 2001 | 21.32 |
| 2002 | 21.24 |
| 2003 | 22.02 |
| 2004 | 21.65 |
| 2005 | 21.37 |
| 2006 | 21.87 |
| 2007 | 22.29 |
| 2008 | 22.53 |
| 2009 | 22.80 |
| 2010 | 23.33 |
| 2011 | 24.51 |
| 2012 | 25.27 |
| 2013 | 26.06 |
| 2014 | 26.93 |
| 2015 | 26.80 |
| 2016 | 26.41 |
| 2017 | 27.06 |
| 2018 | 27.57 |
| 2019 | 28.16 |
| 2020 | 28.53 |
| 2021 | 28.42 |
| 2022 | 28.69 |
| 2023 | 29.08 |
| 2024 | 29.27 |