| 时期 |
宁县 （万人） |
环县 （万人） |
差值 |
|---|---|---|---|
| 2024 | -- | ||
| 2023 | -- | ||
| 2022 | -- | ||
| 2021 | -- | ||
| 2020 | -- | ||
| 2019 | 30.47 | -- | |
| 2018 | 35.04 | 30.46 | -4.58 |
| 2017 | 35.76 | 30.46 | -5.30 |
| 2016 | 36.34 | 30.35 | -5.99 |
| 2015 | 37.00 | 30.30 | -6.70 |
| 2014 | 37.73 | 30.32 | -7.41 |
| 2013 | 38.43 | 30.30 | -8.13 |
| 2012 | 39.24 | 30.38 | -8.86 |
| 2011 | 39.88 | 30.32 | -9.56 |
| 2010 | 40.61 | 30.33 | -10.28 |
| 2009 | 50.83 | 33.56 | -17.27 |
| 2008 | 50.75 | 33.52 | -17.23 |
| 2007 | 50.57 | 33.40 | -17.17 |
| 2006 | 50.49 | 33.35 | -17.14 |
| 2005 | 50.60 | 33.42 | -17.18 |
| 2004 | 52.46 | 34.08 | -18.38 |
| 2003 | 52.25 | 34.04 | -18.21 |
| 2002 | 52.23 | 33.98 | -18.25 |
| 2001 | 51.89 | 33.73 | -18.16 |
| 2000 | 51.59 | 33.53 | -18.06 |