At what point does the total fertility rate (TFR) become the replacement rate of a stable population?

Question

Quizplus · Accepted Answer

The replacement rate of a stable population is typically considered to be a TFR of 2.1. This is because, on average, each woman needs to have at least 2 children to replace herself and the child's father, and account for infant and child mortality. TFRs below 2.1 indicate a shrinking population, while TFRs above 2.1 indicate a growing population.

At What Point Does the Total Fertility Rate (TFR) Become