condition mean min max 2 h after light 0.0397725 0.0 0.238635 6 h after light 0.099468 0.0 0.198834 10 h after light 0.12870016666666667 0.0 0.405993 14 h after light 0.17653 0.0 0.424267 18 h after light 0.031346733333333335 0.0 0.0986685 2 h after dark 0.3241428333333333 0.0 0.584102