The S deme held its population size constant at 6302 until 9487.0 generations ago, then experienced a linear change up to 1984 individuals by time 3645.96. This was followed by an exponential growth, resulting in 8305 individuals by 2379.522. From 2379.522 generations onward to the present, the population has been on a exponential change from 8305 to 2870.
time_units: generations
demes:
  - name: S
    start_time: .inf
    epochs:
      - start_size: 6302
        end_time: 9487.0
      - start_size: 6302
        end_size: 1984
        end_time: 3645.96
        size_function: linear
      - start_size: 1984
        end_time: 2379.522
        end_size: 8305
        size_function: exponential
      - end_time: 0
        start_size: 8305
        end_size: 2870
        size_function: exponential