condition mean min max 0 h after light 0.555711 0.463574 0.647848 4 h after light 0.37262700000000004 0.273747 0.471507 8 h after light 0.6946669999999999 0.56526 0.824074 4 h after dark 0.6606095000000001 0.499926 0.821293 8 h after dark 0.9611080000000001 0.957075 0.965141 12 h after dark 0.5028035 0.497267 0.50834