The population of deme V held at 805 until 2111.2337 generations back, when it increased reaching 2524, which has been constant since then.
time_units: generations
demes:
  - name: V
    start_time: .inf
    epochs:
      - start_size: 805
        end_time: 2111.2337
      - start_size: 2524
        end_time: 0