condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.040280333333333335 0.0 0.120841 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0164118 0.0 0.0492354