condition mean min max 0 h after light 2.35703 2.2321 2.48196 2 h after light 3.318125 3.20699 3.42926 4 h after light 3.1018299999999996 2.95089 3.25277 8 h after light 3.35963 2.97246 3.7468 12 h after light 3.48065 3.43633 3.52497 2 h after dark 2.710175 2.49452 2.92583 4 h after dark 2.62627 2.48408 2.76846 8 h after dark 3.03925 2.67597 3.40253 12 h after dark 2.615655 2.36698 2.86433