年份 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 | 2027 |
65岁以上 人口(万) | 404.55 | 415.19 | 426.11 | 437.32 | 448.82 | 460.62 | 472.74 | 485.17 | 497.94 | 511.03 |
老龄化系数(%) | 13.02 | 13.24 | 13.47 | 13.70 | 13.93 | 14.16 | 14.40 | 14.65 | 14.89 | 15.14 |