condition mean min max 0 h after light 0.408416 0.203935 0.612897 4 h after light 0.304966 0.207795 0.402137 8 h after light 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 0.1018305 0.0 0.203661