"Every year on July 8th at about 11:15 UTC, approximately 99.164% of the world’s population is between dawn and dusk."
*Amount* is used to show... how can I put this simply.... an *amount* of something which is not measured in numbers.
*Number* is used when counting.... hope you're sitting down.... counting *NUMBERS* of *items*.
How the eff did you get out of 6th grade not being able to distinguish between the two........