Up until 3957.1 generations ago, the population of V deme was constant at 2081. It then entered a linear phase of change until 2385.7 generations, reaching size 5249. This was succeeded by an exponential phase of change, leading to 1838 by 170.0. From 170.0 generations to present, the population has grew from 1838 to 1970 linearly.
time_units: generations
demes:
  - name: V
    start_time: .inf
    epochs:
      - start_size: 2081
        end_time: 3957.1
      - start_size: 2081
        end_size: 5249
        end_time: 2385.7
        size_function: linear
      - start_size: 5249
        end_time: 170.0
        end_size: 1838
        size_function: exponential
      - end_time: 0
        start_size: 1838
        end_size: 1970
        size_function: linear