condition mean min max 0 h after light 2.51929 2.13016 2.90842 2 h after light 1.815845 1.3416 2.29009 4 h after light 1.088115 1.05581 1.12042 8 h after light 0.6156175 0.482903 0.748332 12 h after light 3.47277 2.55689 4.38865 2 h after dark 2.386335 2.15173 2.62094 4 h after dark 4.699325 4.40508 4.99357 8 h after dark 3.79023 3.6067 3.97376 12 h after dark 2.74127 2.49567 2.98687