| 年份 | 市区户籍人口(万人) | 威宁县户籍人口(万人) | 对比差值(万人) |
|---|---|---|---|
| 2023 | - | ||
| 2022 | - | ||
| 2021 | - | ||
| 2020 | - | ||
| 2019 | - | ||
| 2018 | - | ||
| 2017 | 164.85 | 153.39 | 11.46 |
| 2016 | 162.31 | 151.24 | 11.07 |
| 2015 | 162.13 | 147.37 | 14.76 |
| 2014 | 157.29 | 147.62 | 9.67 |
| 2013 | 154.95 | 145.44 | 9.51 |
| 2012 | 151.17 | 143.79 | 7.38 |
| 2011 | 151.40 | 143.12 | 8.28 |
| 2010 | 148.37 | 139.00 | 9.37 |
| 2009 | 141.56 | 132.00 | 9.56 |
| 2008 | 138.74 | 126.40 | 12.34 |
| 2007 | 136.24 | 119.00 | 17.24 |
| 2006 | - | 116.00 | -116.00 |
| 2005 | - | 114.00 | -114.00 |
| 2004 | - | 111.00 | -111.00 |
| 2003 | - | 110.00 | -110.00 |
| 2002 | - | 107.70 | -107.70 |
| 2001 | - | 107.00 | -107.00 |
| 2000 | - | 104.00 | -104.00 |
