Here is the answer. If the average adult produces $20,000 of output per year, the amount of global output that is <span> lost annually as a result of adult deaths from secondhand smoke is 48 billion dollars. Consider this: </span>600,000 total deaths <span>165,000 children </span> <span>435,000 adults </span> <span>435,00 times $110,00 output per year = $47,859,000,000 or $48 billion.</span>