The Company derived revenue from four unrelated parties in 2001 individually accounting for a total of 42%, 20%, 11% and 11% of total revenues. The Company derived revenue from three unrelated parties in 2000 individually accounting for a total of 45%, 16%, and 11% of total revenues. The Company derived revenue from five unrelated parties in 1999 individually accounting for a total of 25%, 15%, 12%, 12% and 11% of total revenues.