Up until 8580.25 generations ago, the population of Q deme was constant at 2175. It then entered a exponential phase of growth until 7175.3 generations, reaching size 8906. This was succeeded by an exponential phase of decrease, leading to 5335 by 4527.989. From 4527.989 generations to present, the population has changed from 5335 to 1859 exponentially.
time_units: generations
demes:
  - name: Q
    start_time: .inf
    epochs:
      - start_size: 2175
        end_time: 8580.25
      - start_size: 2175
        end_size: 8906
        end_time: 7175.3
        size_function: exponential
      - start_size: 8906
        end_time: 4527.989
        end_size: 5335
        size_function: exponential
      - end_time: 0
        start_size: 5335
        end_size: 1859
        size_function: exponential