My riddle :)

Question: So theres a elevator with 10 people in it and you go to the 1st floor 5 people leave no one comes in then in the 2cnd floor 2 people come in and 3 people come out then in the 3rd floor 5 people come in and 3 come out then the 4th floor 6 people come out and 3 come in then in the 5th floor 4 go out and 5 come in Then on the 6th floor 7 come in and 3 come out.then it suddenly crashes and everyone dies but you live.How?(sorry for it being long)

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