condition mean min max 4 h after light 80.58536666666667 34.4386 118.891 8 h after light 98.8228 24.2834 164.072 12 h after light 166.202 106.662 256.326 4 h after dark 51.1775 38.8951 58.6646 8 h after dark 33.98736666666667 22.2376 55.05 12 h after dark 179.104 140.812 228.375