condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.04284266666666667 0.0 0.128528 12 h after light 0.0199991 0.0 0.0422373 4 h after dark 0.0 0.0 0.0 8 h after dark 0.031129966666666665 0.0 0.0933899 12 h after dark 0.020474700000000002 0.0 0.0614241