condition mean min max 4 h after light 0.048594 0.0471896 0.0499984 8 h after light 0.010749 0.0 0.021498 12 h after light 0.04871085 0.0222644 0.0751573 4 h after dark 0.08148893333333333 0.0353628 0.148494 8 h after dark 0.0349331 0.0 0.0628447 12 h after dark 0.04603923333333333 0.0 0.0795383