| 时期 |
中宁县 （人） |
海原县 （人） |
差值 |
|---|---|---|---|
| 2025 | -- | ||
| 2024 | -- | ||
| 2023 | -- | ||
| 2022 | -- | ||
| 2021 | -- | ||
| 2020 | -- | ||
| 2019 | -- | ||
| 2018 | -- | ||
| 2017 | -- | ||
| 2016 | -- | ||
| 2015 | 30917.00 | 42012.00 | 11095.00 |
| 2014 | 32256.00 | 43539.00 | 11283.00 |
| 2013 | 33661.00 | 52464.00 | 18803.00 |
| 2012 | 36381.00 | 55297.00 | 18916.00 |
| 2011 | 37955.00 | 58845.00 | 20890.00 |
| 2010 | 37780.00 | 60664.00 | 22884.00 |
| 2009 | 36986.00 | 60283.00 | 23297.00 |
| 2008 | 37826.00 | 61448.00 | 23622.00 |
| 2007 | 37475.00 | 59453.00 | 21978.00 |
| 2006 | 38967.00 | 60152.00 | 21185.00 |
| 2005 | 38834.00 | 57297.00 | 18463.00 |
| 2004 | 38173.00 | 54028.00 | 15855.00 |
| 2003 | 30197.00 | 56342.00 | 26145.00 |
| 2002 | 28509.00 | 60963.00 | 32454.00 |
| 2001 | 29114.00 | 59329.00 | 30215.00 |
| 2000 | 30167.00 | 56074.00 | 25907.00 |
| 1999 | 26659.00 | 55613.00 | 28954.00 |
| 1998 | 27798.00 | 53536.00 | 25738.00 |
| 1995 | 27219.00 | 49061.00 | 21842.00 |
| 1990 | 30162.00 | 49367.00 | 19205.00 |
| 1985 | 30504.00 | 40040.00 | 9536.00 |
| 1980 | 30624.00 | 32185.00 | 1561.00 |