| 时期 |
衡南县 （万人） |
常宁市 （万人） |
差值 |
|---|---|---|---|
| 2025 | -- | ||
| 2024 | -- | ||
| 2023 | -- | ||
| 2022 | -- | ||
| 2021 | -- | ||
| 2020 | -- | ||
| 2019 | 91.59 | 79.74 | -11.85 |
| 2018 | 92.70 | 80.50 | -12.20 |
| 2017 | 94.62 | 82.36 | -12.26 |
| 2016 | 97.14 | 83.14 | -14.00 |
| 2015 | 97.94 | 83.44 | -14.50 |
| 2014 | 97.38 | 82.86 | -14.52 |
| 2013 | 96.86 | 82.23 | -14.63 |
| 2012 | 96.14 | 81.63 | -14.51 |
| 2011 | 95.71 | 81.25 | -14.46 |
| 2010 | 95.46 | 81.04 | -14.42 |
| 2009 | 103.57 | 87.31 | -16.26 |
| 2008 | 102.35 | 86.29 | -16.06 |
| 2007 | 102.29 | 86.21 | -16.08 |
| 2006 | 102.27 | 86.15 | -16.12 |
| 2005 | 102.05 | 85.80 | -16.25 |
| 2004 | 101.97 | 85.66 | -16.31 |
| 2003 | 100.63 | 85.36 | -15.27 |
| 2002 | 100.25 | 84.71 | -15.54 |
| 2001 | 100.20 | 84.71 | -15.49 |
| 2000 | 103.72 | 84.60 | -19.12 |
| 1999 | 102.91 | 84.34 | -18.57 |