Until 3129.6 generations ago, the population of deme V was 9919. At that point, it reduced to 9874, where it has stayed up to now.
time_units: generations
demes:
  - name: V
    start_time: .inf
    epochs:
      - start_size: 9919
        end_time: 3129.6
      - start_size: 9874
        end_time: 0