condition mean min max 4 h after light 451.34744150000006 387.462826 515.232057 8 h after light 375.419381 361.376421 389.462341 12 h after light 334.8047305 246.389858 423.219603 4 h after dark 279.49363700000004 175.707228 383.280046 8 h after dark 205.912108 190.747617 221.076599 12 h after dark 425.379556 425.379556 425.379556