condition mean min max 3 h after light 1.3444475833333334 0.0 3.7733 7 h after light 1.8375291666666667 0.0 7.4085 11 h after light 1.5523929166666666 0.0 5.45353 2 h after dark 2.04045925 0.0 5.49879 6 h after dark 1.66001875 0.0 3.93189 10 h after dark 1.1657220833333333 0.0 5.01666