condition mean min max 0 h after light 0.561232 0.512926 0.609538 4 h after light 0.8630304999999999 0.596231 1.12983 8 h after light 1.93964 1.56359 2.31569 4 h after dark 2.338825 2.09151 2.58614 8 h after dark 1.616045 1.51281 1.71928 12 h after dark 0.88791 0.60872 1.1671