The S deme's size was 6181 until 7844.5431 generations ago, when it began a exponential reduction, reaching 721 individuals by 5616.96. After this period, the population underwent an linear growth, reaching 6486 individuals by 517.3. From 517.3 generations ago to now, the population changed from 6486 to 4776 at a exponential rate.
time_units: generations
demes:
  - name: S
    start_time: .inf
    epochs:
      - start_size: 6181
        end_time: 7844.5431
      - start_size: 6181
        end_size: 721
        end_time: 5616.96
        size_function: exponential
      - start_size: 721
        end_time: 517.3
        end_size: 6486
        size_function: linear
      - end_time: 0
        start_size: 6486
        end_size: 4776
        size_function: exponential