condition mean min max 0 h after light 0.981773 0.589216 1.37433 2 h after light 0.5648255 0.441011 0.68864 4 h after light 0.734279 0.698468 0.77009 8 h after light 0.606577 0.202834 1.01032 12 h after light 0.7308115 0.672582 0.789041 2 h after dark 1.716675 1.20913 2.22422 4 h after dark 1.498675 1.03824 1.95911 8 h after dark 1.625335 1.54637 1.7043 12 h after dark 1.796345 1.67722 1.91547