The P deme held its population size constant at 6309 until 5319.0 generations ago, then experienced a exponential increase up to 6977 individuals by time 4799.338. This was followed by an linear growth, resulting in 8687 individuals by 754.43. From 754.43 generations onward to the present, the population has been on a exponential reduction from 8687 to 5746.
time_units: generations
demes:
  - name: P
    start_time: .inf
    epochs:
      - start_size: 6309
        end_time: 5319.0
      - start_size: 6309
        end_size: 6977
        end_time: 4799.338
        size_function: exponential
      - start_size: 6977
        end_time: 754.43
        end_size: 8687
        size_function: linear
      - end_time: 0
        start_size: 8687
        end_size: 5746
        size_function: exponential