condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.088434 0.0 0.176868 4 h after light 0.0771985 0.0 0.154397 8 h after light 0.0 0.0 0.0 12 h after light 0.089913 0.0 0.179826 2 h after dark 0.081217 0.0 0.162434 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0