Webber Technologies is an emerging manufacturer of 3.5 inch diagonal touch screens for mobile communication devices/media players 2011 Industry sales were reported at 16.91 million units. This number represents an 17.7 % increase over 2010 industry sales. Webber Technologies had a 2010 market share of 6.0%compared with a 2011 market share of 4.2%. What was the change in unit sales Webber Technologies, from 2010 to 2011, attributable to the change in industry sales? Report your answer ir individual units.