condition mean min max 4 h after light 2.9876596666666666 2.888629 3.136176 8 h after light 2.180548 1.553069 2.537075 12 h after light 1.537592 1.2859909999999999 1.894775 16 h after light 2.903278333333333 2.426926 3.465611 4 h after dark 5.925454666666667 2.178289 13.38993 8 h after dark 2.6034523333333333 1.5650540000000002 3.268186