condition mean min max 0 h after light 1.4674399999999999 1.43491 1.49997 4 h after light 0.1230215 0.0 0.246043 8 h after light 0.03086145 0.0 0.0617229 4 h after dark 0.4299965 0.306362 0.553631 8 h after dark 0.2163485 0.122888 0.309809 12 h after dark 0.586457 0.487573 0.685341