condition mean min max 0 h after light 1.2551 1.09007 1.42013 4 h after light 0.647363 0.591414 0.703312 8 h after light 0.648535 0.605192 0.691878 4 h after dark 1.631245 1.17565 2.08684 8 h after dark 1.500205 1.3511 1.64931 12 h after dark 1.5786850000000001 1.35251 1.80486