condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.11543980000000001 0.0577794 0.178128 9 h after light 0.2741284 0.0589492 0.39032 12 h after light 0.081867675 0.0 0.272357 3 h after dark 0.8179316666666667 0.764839 0.878237 6 h after dark 0.57778 0.386672 0.875471 9 h after dark 0.381331 0.174669 0.53864 12 h after dark 0.1784965 0.156281 0.200712