The W deme had a size of 4483 until 8570.0 generations ago. From 8570.0 generations to time 8341.6917, its size decreased linearly to 3367 individuals. After that, until 1381.0, the population had a exponential change to 1719 individuals. It then grew from 1719 to 3386, starting 1381.0 generations ago, until current times, at a exponential rate.
time_units: generations
demes:
  - name: W
    start_time: .inf
    epochs:
      - start_size: 4483
        end_time: 8570.0
      - start_size: 4483
        end_size: 3367
        end_time: 8341.6917
        size_function: linear
      - start_size: 3367
        end_time: 1381.0
        end_size: 1719
        size_function: exponential
      - end_time: 0
        start_size: 1719
        end_size: 3386
        size_function: exponential