condition mean min max 0 h after light 15.9077 13.0976 18.7178 2 h after light 6.1709499999999995 5.77902 6.56288 4 h after light 2.81087 2.29347 3.32827 8 h after light 1.6877550000000001 1.44979 1.92572 12 h after light 2.542425 1.87993 3.20492 2 h after dark 2.754735 2.61893 2.89054 4 h after dark 4.58262 4.49756 4.66768 8 h after dark 7.47234 6.31597 8.62871 12 h after dark 12.22 10.9891 13.4509