condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.201621 0.130678 0.272564 12 h after light 1.1415950000000001 1.04444 1.23875 4 h after dark 0.15242633333333333 0.0 0.26901 8 h after dark 0.031025666666666663 0.0 0.093077 12 h after dark 0.0 0.0 0.0