condition mean min max 0 h after light 0.788993 0.619424 0.958562 2 h after light 3.918775 3.66497 4.17258 4 h after light 1.073542 0.986664 1.16042 8 h after light 1.25675 1.11947 1.39403 12 h after light 4.450200000000001 4.2382 4.6622 2 h after dark 1.760435 1.61419 1.90668 4 h after dark 1.463165 1.24651 1.67982 8 h after dark 1.2325 1.04981 1.41519 12 h after dark 0.889778 0.805839 0.973717