The B deme's size was 9259 until 9957.177 generations ago, when it began a exponential change, reaching 8309 individuals by 1684.0. After this period, the population underwent an linear change, reaching 8908 individuals by 152.69. From 152.69 generations ago to now, the population reduced from 8908 to 2887 at a exponential rate.
time_units: generations
demes:
  - name: B
    start_time: .inf
    epochs:
      - start_size: 9259
        end_time: 9957.177
      - start_size: 9259
        end_size: 8309
        end_time: 1684.0
        size_function: exponential
      - start_size: 8309
        end_time: 152.69
        end_size: 8908
        size_function: linear
      - end_time: 0
        start_size: 8908
        end_size: 2887
        size_function: exponential