| 年份 | 彭阳县户籍人口(万人) | 隆德县户籍人口(万人) | 对比差值(万人) |
|---|---|---|---|
| 2023 | - | ||
| 2022 | - | ||
| 2021 | - | ||
| 2020 | - | ||
| 2019 | - | ||
| 2018 | - | ||
| 2017 | 25.15 | 17.54 | 7.61 |
| 2016 | 25.13 | 17.64 | 7.49 |
| 2015 | 25.19 | 17.68 | 7.51 |
| 2014 | 19.70 | 16.07 | 3.64 |
| 2013 | 20.15 | 16.33 | 3.82 |
| 2012 | 20.55 | 16.40 | 4.15 |
| 2011 | 20.26 | 16.22 | 4.04 |
| 2010 | 20.07 | 16.10 | 3.97 |
| 2009 | 24.49 | 17.08 | 7.41 |
| 2008 | 24.45 | 17.20 | 7.26 |
| 2007 | 24.86 | 16.38 | 8.48 |
| 2006 | 25.46 | 18.20 | 7.26 |
| 2005 | 25.33 | 18.30 | 7.03 |
| 2004 | 25.30 | 18.61 | 6.69 |
| 2003 | 24.82 | 18.82 | 6.01 |
| 2002 | 24.69 | 21.67 | 3.01 |
| 2001 | 24.68 | 21.56 | 3.12 |
