condition mean min max 3 h after light 0.1226 0.0 0.258231 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.04016775 0.0 0.160671 3 h after dark 0.037165666666666666 0.0 0.111497 6 h after dark 0.02552486666666667 0.0 0.0765746 9 h after dark 0.0269075 0.0 0.0807225 12 h after dark 0.068347 0.0 0.136694