condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.0 0.0 0.0 4 h after light 0.599255 0.0 1.19851 8 h after light 0.606765 0.0 1.21353 12 h after light 0.0 0.0 0.0 2 h after dark 0.60718 0.0 1.21436 4 h after dark 0.0 0.0 0.0 8 h after dark 0.639715 0.0 1.27943 12 h after dark 0.0 0.0 0.0