condition mean min max 4 h after light 0.7138 0.0 1.10354 8 h after light 0.44649133333333335 0.195306 0.934298 12 h after light 0.642335 0.246266 1.38217 4 h after dark 0.62667 0.459484 0.767098 8 h after dark 0.51064 0.136377 1.25619 12 h after dark 0.5080359999999999 0.345153 0.735775