Up until 8292.49 generations ago, the count of L deme was 7917. Following that period, it changed to 6984, where it has persisted until now.
time_units: generations
demes:
  - name: L
    start_time: .inf
    epochs:
      - start_size: 7917
        end_time: 8292.49
      - start_size: 6984
        end_time: 0