Among 221 countries, Italy is on place 207 and Germany on place 218 measuring birth/population. How can they pretend to survive without Immigration??
the first link shows the crude birth rates
https://www.cia.gov/library/publications/the-world-factbook/rankorder/2054rank.html#top
the second link shows the derived population growth
https://www.cia.gov/library/publications/the-world-factbook/rankorder/2002rank.html
Italy still growing by 0.42% on place 156, Germany, on place 211 belongs to the 33 countries with shrinking population (-021). Spain 145 (0.57), UK 147 (0.56) France 150 (0.5), and United States 118 (0.96), Germany, South Africa and Japan are bigger economies with shrinkin population