By 2021, there will be 13,000 suborbital passengers annually



"By 2021, there will be 13,000 suborbital passengers annually, resulting in $650 million in revenue. Many companies are currently working to make commercial space flight a viable industry, according to Melchor Antuñano, director of the FAA Civil Aerospace Medical Institute."


The Futurist Magazine


http://www.wfs.org/Forecasts_From_The_Futurist_Magazine