年份 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 |
总人口 | 1961.9 | 2023.8 | 2077.5 | 2125.4 | 2171.1 | 2188.3 | 2195.4 | 2194.4 | 2191.7 | 2190.1 | 2189 |
65岁及以上人口(万) | 171 | 184.7 | 196.7 | 205 | 227.5 | 241.2 | 252.6 | 264.7 | 273 | 280.4 | 291.2 |
老龄化系数(%) | 8.72 | 9.13 | 9.47 | 9.65 | 10.48 | 11.02 | 11.51 | 12.06 | 12.46 | 12.80 | 13.30 |