condition mean min max 3 h after light 0.13612366666666667 0.0 0.408371 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.019854425 0.0 0.0794177 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.050110666666666664 0.0 0.150332 12 h after dark 0.0 0.0 0.0