condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.028564066666666665 0.0 0.0856922 12 h after light 0.021230299999999997 0.0 0.0636909 4 h after dark 0.07445133333333333 0.0 0.223354 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0