In 2002 an estimated 45.8million American adults were smokers. Smoking related disease caused an estimated number of 440,000 American deaths each year. 1/3 of all adult smokers have had their first cigarette at the age of 14.smoking in the US has cost 150 billion dollars a year in health costs. Americans are rated the highest among smokers, with the lowest being Hispanics and Asians. A pack of cigarettes cost from $5.00 to $6.85 a pack. To legally get a pack you must be 18 years old.