condition mean min max 4 h after light 2.333855 1.17208 3.49563 8 h after light 2.2551449999999997 1.44001 3.07028 12 h after light 0.1231322 0.0388904 0.207374 4 h after dark 0.14249526666666668 0.0548958 0.188177 8 h after dark 0.13020406666666667 0.0651286 0.227926 12 h after dark 0.0973111 0.0 0.200997