condition mean min max 4 h after light 171.6580425 118.385903 224.930182 8 h after light 190.2178485 183.767875 196.667822 12 h after light 154.337506 127.616672 181.05834 4 h after dark 111.6426975 91.862278 131.423117 8 h after dark 93.611856 82.547787 104.675925 12 h after dark 64.69853 64.69853 64.69853