condition mean min max 3 h after light 0.687612 0.40611 1.08998 6 h after light 1.0665186666666666 0.897236 1.20401 9 h after light 0.928411 0.913553 0.946616 12 h after light 1.04863 1.01411 1.11686 3 h after dark 1.123756 0.546608 1.43834 6 h after dark 0.838548 0.65843 1.02026 9 h after dark 0.6751713333333333 0.551157 0.78501 12 h after dark 0.5127623333333333 0.344265 0.685846