The J deme's size was 4219 until 7869.95 generations ago, when it began a exponential growth, reaching 9148 individuals by 2753.297. After this period, the population underwent an exponential change, reaching 502 individuals by 538.4606. From 538.4606 generations ago to now, the population grew from 502 to 4868 at a exponential rate.
time_units: generations
demes:
  - name: J
    start_time: .inf
    epochs:
      - start_size: 4219
        end_time: 7869.95
      - start_size: 4219
        end_size: 9148
        end_time: 2753.297
        size_function: exponential
      - start_size: 9148
        end_time: 538.4606
        end_size: 502
        size_function: exponential
      - end_time: 0
        start_size: 502
        end_size: 4868
        size_function: exponential