MINI USA reported sales of 6,153 automobiles in May, an increase of 6.1 percent from the 5,801 sold in May 2011. Year-to-date, MINI sales in the U.S. are up 6.0 percent on volume of 26,064 compared to 24,588 in the first five months of 2011. Which cars are the winner and losers? Check out the full chart after the break.