Tobacco and Alcohol Cause Over 7.5 Million Deaths Per Year

Worldwide annual deaths from tobacco:

Smoking Causes Nearly 5 Million Deaths Annually Worldwide ...

Worldwide annual deaths from alcohol

2.5 Million Alcohol-Related Deaths Worldwide- Annually

So... How many does the CDC record for annual deaths caused by marijuana?

How many deaths are due to marijuana - 

(the answer they claim is between 1 and 2)