Until 9128.88 generations ago, the R deme's population was fixed at 9320. From 9128.88 to 9013.2003, it underwent a exponential change to 644 individuals. Then, a exponential increase brought the count to 1604 by 5631.0. Since then, from 5631.0 generations to the current day, the population has changed from 1604 to 2658 at a linear rate.
time_units: generations
demes:
  - name: R
    start_time: .inf
    epochs:
      - start_size: 9320
        end_time: 9128.88
      - start_size: 9320
        end_size: 644
        end_time: 9013.2003
        size_function: exponential
      - start_size: 644
        end_time: 5631.0
        end_size: 1604
        size_function: exponential
      - end_time: 0
        start_size: 1604
        end_size: 2658
        size_function: linear