The total fertility rate across the US and the EU. Fertility rate below 2.1 means that without external immigration the population will shrink in size over time 🇺🇸🇪🇺🗺️ [OC]
from /r/dataisbeautiful
美國和歐盟的總生育率。生育率低於2.1意味着如果沒有外來移民，人口規模將隨着時間的推移而縮小🇺Ǹ🇪🗺️[OC] 。