condition mean min max 2 h after light 0.023372833333333332 0.0 0.140237 6 h after light 0.0089704 0.0 0.0538224 10 h after light 0.01000765 0.0 0.0600459 14 h after light 0.0 0.0 0.0 18 h after light 0.04171331666666667 0.0 0.156023 2 h after dark 0.0 0.0 0.0