| 时期 |
西峰区 （万人） |
镇原县 （万人） |
差值 |
|---|---|---|---|
| 2024 | -- | ||
| 2023 | -- | ||
| 2022 | -- | ||
| 2021 | -- | ||
| 2020 | -- | ||
| 2019 | -- | ||
| 2018 | -- | ||
| 2017 | -- | ||
| 2016 | -- | ||
| 2015 | 38.75 | -- | |
| 2014 | 43.14 | 39.33 | -3.81 |
| 2013 | 41.78 | 39.88 | -1.90 |
| 2012 | 40.54 | 40.55 | 0.01 |
| 2011 | 39.12 | 41.03 | 1.91 |
| 2010 | 37.80 | 41.62 | 3.82 |
| 2009 | 34.15 | 49.64 | 15.49 |
| 2008 | 33.97 | 49.59 | 15.62 |
| 2007 | 33.85 | 49.42 | 15.57 |
| 2006 | 33.80 | 49.34 | 15.54 |
| 2005 | 33.87 | 49.44 | 15.57 |
| 2004 | 32.75 | 51.15 | 18.40 |
| 2003 | 32.66 | 50.94 | 18.28 |
| 2002 | 32.43 | 50.92 | 18.49 |
| 2001 | 32.17 | 50.61 | 18.44 |
| 2000 | 31.95 | 50.31 | 18.36 |