condition mean min max 4 h after light 0.6040076666666667 0.113209 1.50022 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.015946066666666665 0.0 0.0478382