年份 | 出生婴儿性别比(女 = 100) |
2008 | 120.56 |
2009 | 119.45 |
2010 | 118.06 |
2011 | 117.78 |
2012 | 117.7 |
2013 | 117.6 |
2014 | 115.8 |
2015 | 115.6 |
2016 | 115.29 |
2017 | 114.75 |
2018 | 114.21 |
2019 | 113.68 |
2020 | 113.15 |
2021 | 112.62 |