The P deme's size was 3448 until 9509.0 generations ago, when it began a linear change, reaching 2889 individuals by 8702.69. After this period, the population underwent an linear change, reaching 1793 individuals by 4134.31. From 4134.31 generations ago to now, the population increased from 1793 to 7991 at a linear rate.
time_units: generations
demes:
  - name: P
    start_time: .inf
    epochs:
      - start_size: 3448
        end_time: 9509.0
      - start_size: 3448
        end_size: 2889
        end_time: 8702.69
        size_function: linear
      - start_size: 2889
        end_time: 4134.31
        end_size: 1793
        size_function: linear
      - end_time: 0
        start_size: 1793
        end_size: 7991
        size_function: linear