condition mean min max 0 h after light 0.9707614999999999 0.728883 1.21264 4 h after light 1.950225 1.75876 2.14169 8 h after light 4.2945 3.95007 4.63893 4 h after dark 5.011635 4.86241 5.16086 8 h after dark 1.838305 1.68611 1.9905 12 h after dark 1.749775 1.13028 2.36927