| 年份 | 65岁及以上 (万人) | 占比 | 15~64岁 (万人) | 占比 | 老年人口抚养比 |
| 2010 | 709 | 6.79% | 7963 | 76.33% | 8.90% |
| 2011 | 731 | 6.80% | 8207 | 76.30% | 8.91% |
| 2012 | 773 | 7.00% | 8502 | 77.00% | 9.09% |
| … | … | … | … | … | … |
| 2020 | 1081 | 8.58% | 9145 | 72.57% | 11.82% |
| 2021 | 1157 | 9.12% | 9151 | 72.15% | 12.64% |