Comment: Round numbers

(See in situ)


Round numbers

Population - 317,500,000 Current Work Force - 155,000,000

Leaving 162,000,000 not working

Elderly - 40,000,000
Under 18 - 75,000,000
Correctional Supervision - 7,000,000
-------------------------------------
Total - 122,000,000

+162,000,000
-122,000,000
------------
>40,000,000

What am I missing?