condition mean min max 0 h after light 6.65238 6.54566 6.7591 4 h after light 3.2849500000000003 2.97861 3.59129 8 h after light 1.362275 1.23011 1.49444 4 h after dark 1.089882 0.992934 1.18683 8 h after dark 1.1476680000000001 0.595076 1.70026 12 h after dark 3.5919399999999997 2.55779 4.62609