condition mean min max 0 h after light 0.940984 0.871548 1.01042 2 h after light 0.468978 0.335807 0.602149 4 h after light 0.7336985 0.613079 0.854318 8 h after light 1.6923599999999999 1.3155 2.06922 12 h after light 1.3330199999999999 1.21201 1.45403 2 h after dark 1.5907149999999999 1.38042 1.80101 4 h after dark 1.3860615 0.966543 1.80558 8 h after dark 0.962821 0.945351 0.980291 12 h after dark 1.1850915 0.787203 1.58298