From MINI PR:

Woodcliff Lake, New Jersey – August 1, 2003 … MINI USA is pleased to announce pricing and specification changes for the 2004 model year. Even with strong and consistent demand for both MINI Cooper and MINI Cooper S, both models will receive only a modest price increase of $24. This will make the MINI Cooper MSRP $16,999 and the MINI Cooper S MSRP $19,999, inclusive of $550 Destination and Handling.

Several options and package prices have also been adjusted for 2004. Sport and Premium packages are up only $50 from 2003 as is the optional leather interior and CVT transmission.

Of course you can find out more regarding the '04 model year changes for the MINI in this post from several weeks ago: The Official 2004 Model Year Changes.