condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 1.27177 1.09689 1.44665 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.3199065 0.0 0.639813 2 h after dark 0.0 0.0 0.0 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