condition mean min max 0 h after light 149.34550000000002 148.99 149.701 4 h after light 40.9319 36.4796 45.3842 8 h after light 84.93545 82.7215 87.1494 4 h after dark 247.707 243.819 251.595 8 h after dark 141.4725 129.2 153.745 12 h after dark 124.765 103.405 146.125