Deme F had an initial size of 3297 until 6037.0 generations ago. At that time, its population size grew to 9707, and has remained there till current time.
time_units: generations
demes:
  - name: F
    start_time: .inf
    epochs:
      - start_size: 3297
        end_time: 6037.0
      - start_size: 9707
        end_time: 0