condition mean min max 3 h after light 0.6398153333333334 0.409858 0.761649 6 h after light 0.45434233333333335 0.33845 0.629359 9 h after light 0.988968 0.402314 1.82297 12 h after light 0.7200445 0.314153 1.73876 3 h after dark 0.5407483333333334 0.385098 0.775051 6 h after dark 0.622077 0.383696 0.931518 9 h after dark 0.3160403333333333 0.16974 0.497816 12 h after dark 0.6995515 0.686447 0.712656