The S deme's size was 4037 until 4890.8384 generations ago, when it began a linear increase, reaching 8555 individuals by 2621.08. After this period, the population underwent an linear change, reaching 3669 individuals by 602.3865. From 602.3865 generations ago to now, the population reduced from 3669 to 2399 at a linear rate.
time_units: generations
demes:
  - name: S
    start_time: .inf
    epochs:
      - start_size: 4037
        end_time: 4890.8384
      - start_size: 4037
        end_size: 8555
        end_time: 2621.08
        size_function: linear
      - start_size: 8555
        end_time: 602.3865
        end_size: 3669
        size_function: linear
      - end_time: 0
        start_size: 3669
        end_size: 2399
        size_function: linear