The deme of E kept its population at 6278 until 6610.0 generations ago, when a linear change ensued until 2142.62, to size 2513. Subsequently, a linear change changed the numbers to 2968 individuals by 1787.2. Starting from 1787.2, the population has seen a increase from 2968 to 8552 at a linear pace, continuing to this day.
time_units: generations
demes:
  - name: E
    start_time: .inf
    epochs:
      - start_size: 6278
        end_time: 6610.0
      - start_size: 6278
        end_size: 2513
        end_time: 2142.62
        size_function: linear
      - start_size: 2513
        end_time: 1787.2
        end_size: 2968
        size_function: linear
      - end_time: 0
        start_size: 2968
        end_size: 8552
        size_function: linear