condition mean min max 4 h after light 0.2532425 0.206773 0.299712 8 h after light 0.081923 0.0 0.163846 12 h after light 0.097833 0.0 0.195666 4 h after dark 0.021750133333333335 0.0 0.0652504 8 h after dark 0.0997627 0.0 0.207111 12 h after dark 0.0502106 0.0 0.0948242