Deme K had an initial size of 4278 until 8794.8771 generations ago. At that time, its population size grew to 7571, and has remained there till current time.
time_units: generations
demes:
  - name: K
    start_time: .inf
    epochs:
      - start_size: 4278
        end_time: 8794.8771
      - start_size: 7571
        end_time: 0