condition mean min max 4 h after light 2.8291186666666666 2.716022 2.938639 8 h after light 5.81593 1.523181 13.73432 12 h after light 1.9648846666666666 1.3377379999999999 3.172804 16 h after light 4.105113 2.521843 6.423824 4 h after dark 4.584635666666666 4.039072 5.670526000000001 8 h after dark 2.8425243333333334 2.745514 2.960688