Parentheses for including determinant deaths.
Killed by infection: 9 (14) characters
Notable Death: Lee and Duck - Bitten by an unsuspected walker and slowly succumbed to the infection.
Devoured by walkers: 1 (6) characters
Notable Death: Brie - Was holding the door to keep the walkers out in a room in Crawford. She became distracted by the current conversation and was eaten alive.
Killed by humans: 7 (14) characters
Notable Death: Carley and Doug - Shot by Lilly on the side of the road by/out of anger/accident
Killed by natural world: 1 (3) characters
Notable Death: Larry (Possibly) - Killed by heart attack and didn't receive medical attention fast enough