While its still too early to say whats responsible for this decrease, tax hikes and stricter regulation seem plausible factors
They are carefully controlled chemical breakdowns that completely alter the leaf's composition
"These declines also underscore the proven effectiveness of strategies that have been implemented to reduce tobacco use, including increased tobacco taxes and prices, comprehensive smoke-free laws, well-funded prevention and cessation programs, hard-hitting mass media campaigns, and, more recently, state and local laws ending the sale of flavored tobacco products," he said
As the box size increases, the number of smokes per pack also increases
The Doors (1991) Kilmer completely transformed into Jim Morrison, the legendary lead singer of The Doors