condition mean min max 3 h after light 0.9972557583333334 0.0850931 4.81494 7 h after light 0.8796373333333334 0.137323 2.77941 11 h after light 0.72619875 0.193614 1.75756 2 h after dark 0.8122573333333333 0.182711 2.34365 6 h after dark 0.9310765833333333 0.126183 1.77047 10 h after dark 0.95797025 0.165408 2.98657