condition mean min max 0 h after light 6.00605 5.73847 6.27363 2 h after light 3.42284 3.27138 3.5743 4 h after light 3.22673 2.79794 3.65552 8 h after light 3.15558 2.54862 3.76254 12 h after light 4.95421 4.24047 5.66795 2 h after dark 4.1349800000000005 4.00999 4.25997 4 h after dark 5.198865 5.0296 5.36813 8 h after dark 6.7132950000000005 6.62167 6.80492 12 h after dark 6.71694 6.16579 7.26809