I think your life expectancy calculation is making one of the common mistakes of looking at average lifespan and using that to determine the average time left f

I think your life expectancy calculation is making one of the common mistakes of looking at average lifespan and using that to determine the average time left for a 59 year old. The average lifespan includes a lot of people who die before 59. For people who reach 59, the average lifespan is a lot greater.