condition mean min max 4 h after light 0.198931 0.0 0.433746 8 h after light 0.13609396666666665 0.0238949 0.192791 12 h after light 0.2427315 0.0772305 0.420535 4 h after dark 0.317556 0.237091 0.435969 8 h after dark 0.2609046666666667 0.20738 0.309065 12 h after dark 0.43700500000000003 0.218991 0.614241