The United Nations Office on Drugs and Crime estimates the total value of the global ecstasy market to be valued at $16.07 billion.
Number of ecstasy users worldwide: 19.5 million people.
(See the United Nations estimated prices of ecstasy pills worldwide.)
Sources:
Market Value: UNODC, “World Drug Report 2005,” June 2005, page 142.
Users: UNODC, “World Drug Report 2011,” June 2011, page 17.