condition mean min max 4 h after light 127.5 127.5 127.5 8 h after light 200.15 192.8 207.5 12 h after light 137.6 125.7 149.5 4 h after dark 205.4 195.8 215.0 8 h after dark 125.94999999999999 105.8 146.1 12 h after dark 159.8 136.9 182.7