New York Times – Take a Number: A New Death Toll for Smoking: “A study has found that 28.6 percent of all cancer deaths in the United States are attributable to cigarettes.”

• See also via American Cancer Society – Why Non-smokers Sometimes Get Lung Cancer, November 1, 2016, By Stacy Simon: “As many as 20% of the people who die from lung cancer in the United States every year do not smoke or use any other form of tobacco. This translates to about 16,000 to 24,000 Americans every year. In fact, if lung cancer in non-smokers had its own separate category, it would rank among the top 10 fatal cancers in the United States.”