Deme E had an initial size of 877 until 3254.23 generations ago. At that time, its population size grew to 8512, and has remained there till current time.
time_units: generations
demes:
  - name: E
    start_time: .inf
    epochs:
      - start_size: 877
        end_time: 3254.23
      - start_size: 8512
        end_time: 0