_:nbcf998e286e642348dda9c80bf898703xb7
<http://schema.org/text>
"Nobody made an exact count at the time, but later historians estimate that in Europe, some 40-60% of the population died; so the survival rate also was somewhere between 40 and 60%.  Worldwide, it is estimated that about a third of the world's popiulation died of the black plague or from directly related causes such as famine now that there were too few people left to work the fields . "
<https://history.answers.com/american-government/What_is_the_survival_rate_of_the_black_plague>