condition mean min max 4 h after light 569.8798675 540.835371 598.924364 8 h after light 238.8840505 158.749303 319.018798 12 h after light 178.62913 124.933835 232.324425 4 h after dark 47.885268999999994 26.250408 69.52013 8 h after dark 49.950264000000004 28.339487 71.561041 12 h after dark 936.762306 936.762306 936.762306