No one knows the real answer.
Scientists do not have a cure for alcoholism. There are various aspects to alcoholism and it affects people in many different ways. People can seek help for alcoholism, but there is no actual cure.
No one knows the answer
none
none
Tornadoes in the Midwest killed 41 people in 2008.
There were no killer tornadoes in Texas in 2008.
24
We will never know...
Too many 75%
about 9000
2.89 million
Actually, the answer depends on how alcoholism is defined. Unfortunately, there is no consensus on the best definition and so estimates vary widely.