Initially, the Z deme's population count was 2085 until 5321.5662 generations ago, at which point it began a exponential change until reaching size 4978 in 654.0 generations. Post this phase, the deme experienced an exponential change to 3995 individuals by 116.0433. From 116.0433 generations ago to today, the number of individuals has reduced from 3995 to 3416 at a exponential growth rate.
time_units: generations
demes:
  - name: Z
    start_time: .inf
    epochs:
      - start_size: 2085
        end_time: 5321.5662
      - start_size: 2085
        end_size: 4978
        end_time: 654.0
        size_function: exponential
      - start_size: 4978
        end_time: 116.0433
        end_size: 3995
        size_function: exponential
      - end_time: 0
        start_size: 3995
        end_size: 3416
        size_function: exponential