condition mean min max 3 h after light 0.4971466666666667 0.0 1.49144 6 h after light 0.0 0.0 0.0 9 h after light 0.44842299999999996 0.0 0.739417 12 h after light 0.1490065 0.0 0.596026 3 h after dark 1.0898613333333333 0.767909 1.53574 6 h after dark 2.1936166666666668 0.0 4.59067 9 h after dark 0.5641200000000001 0.0 1.69236 12 h after dark 0.0 0.0 0.0