Consumer electronics tracker NPD Group on Thursday released its tallies for the U.S. gaming industry, revealing continued console sales growth and rebounding software sales. Last month, sales of video game software dipped to $735.4 million from $875.3 million in March 2010. While sales shrank sequentially, as they do in April in many industries, gaming software jumped 26% from $398.5 million in April 2010 to $503.2 million last month. Microsoft’s Xbox 360 was the best-selling console in April, having climbed 60% year-over-year to 297,000 units. Sales of Sony’s PlayStation 3 grew 13% to 204,000 units and Nintendo sold 174,000 Wii consoles, a 37% decline compared to April 2010. Mortal Kombat 2011 was the best-selling software title in April, having sold over 1 million units including standard games and special editions. Portal 2, Lego Star Wars III, Call of Duty: Black Ops, and Tiger Woods PGA Tour 12: The Masters rounded out the top five titles.