The D deme had a size of 9498 until 5833.4978 generations ago. From 5833.4978 generations to time 3061.0, its size reduced exponentially to 1317 individuals. After that, until 1651.47, the population had a exponential decrease to 1162 individuals. It then increased from 1162 to 9506, starting 1651.47 generations ago, until current times, at a linear rate.
time_units: generations
demes:
  - name: D
    start_time: .inf
    epochs:
      - start_size: 9498
        end_time: 5833.4978
      - start_size: 9498
        end_size: 1317
        end_time: 3061.0
        size_function: exponential
      - start_size: 1317
        end_time: 1651.47
        end_size: 1162
        size_function: exponential
      - end_time: 0
        start_size: 1162
        end_size: 9506
        size_function: linear