Deme P had an initial size of 299 until 4727.6341 generations ago. At that time, its population size increased to 1805, and has remained there till current time.
time_units: generations
demes:
  - name: P
    start_time: .inf
    epochs:
      - start_size: 299
        end_time: 4727.6341
      - start_size: 1805
        end_time: 0