From BMW/MINI PR:

BMW Brand Breaks All Previous US Sales Records.

Woodcliff Lake, NJ – June 2, 2004… The BMW Group (BMW and MINI brands combined) reported an increase of 8 percent in May sales for 27,787 vehicles compared to the 25,765 vehicles sold that month in 2003, making it the best sales month ever for the BMW Group (in the US market). The BMW Group also reported year-to-date sales of 115,737 vehicles, an increase of 3 percent from 112,278 sold in the first five months of 2003.

Demand for MINI brand automobiles continues to be strong. Sales of MINI automobiles in May are up 1.4 percent with sales of 3,355 over the 3,310 in 2003. Year-to-date, sales were up 2.1 percent, with 14,916 cars compared to 14,614 sold a year ago.

For more detail, frequent contributor Ian Cull has been keeping a graph of MINIUSA sales that breaks down the numbers in terms of the Cooper and the Cooper S. You can check it out here.