From another view the mortality rate is 99.999999983333333333333333333333....percent.
According to the Christian Bible, Enoch was taken to Heaven on orders from God and became the Archangel Metatron. Also, Elijah never died a physical death, he ascended into heaven in a whirlwind.
Assumptions:
A belief in the Christian Bible.
Loose estimatation that 12 billion people have inhabited this planet throughout history.