The B deme's size was 438 until 6142.0 generations ago, when it began a exponential increase, reaching 9691 individuals by 3872.63. After this period, the population underwent an linear decrease, reaching 7724 individuals by 366.8393. From 366.8393 generations ago to now, the population changed from 7724 to 7357 at a linear rate.
time_units: generations
demes:
  - name: B
    start_time: .inf
    epochs:
      - start_size: 438
        end_time: 6142.0
      - start_size: 438
        end_size: 9691
        end_time: 3872.63
        size_function: exponential
      - start_size: 9691
        end_time: 366.8393
        end_size: 7724
        size_function: linear
      - end_time: 0
        start_size: 7724
        end_size: 7357
        size_function: linear