condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.20613199999999998 0.0 0.618396 12 h after light 0.27095966666666665 0.0 0.812879 4 h after dark 0.324104 0.0 0.672652 8 h after dark 0.8033433333333333 0.224668 1.68647 12 h after dark 0.509319 0.263413 0.886605