Up to 4934.1024 generations ago, the population of the X deme was steady at 4755. It then entered a phase of linear increase until 3662.9994 generations and size 9818. Following this, there was a linear change to 3204 individuals, lasting until 2429.823. Since 2429.823 generations ago, the population has changed from 3204 to 3208 at a linear pace.
time_units: generations
demes:
  - name: X
    start_time: .inf
    epochs:
      - start_size: 4755
        end_time: 4934.1024
      - start_size: 4755
        end_size: 9818
        end_time: 3662.9994
        size_function: linear
      - start_size: 9818
        end_time: 2429.823
        end_size: 3204
        size_function: linear
      - end_time: 0
        start_size: 3204
        end_size: 3208
        size_function: linear