Only Two Examples To Extrapolate From
Apollo-Era (Cost Was No Object)
Shuttle (Oversized, Not Fully Reusable, Low Flight Rate)
SpaceX Demonstrates That Ticket Prices Of Twenty Million Achievable (Current Russian Prices Fifty Million And Sure To Go Up)
Future Fully-Reusable Systems At High Flight Rates Can Bring Costs Down By Orders Of Magnitude

 

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