These types of stats about Americans are a bit misleading. It almost implies that American's are dumb or something. The fact is that 90% of American's know what HTML is. I bet that's higher than most countries if not nearly most.
Does this mean that 1/1000 people on Earth know what HTML is?
Does this mean that 1/1000 people on Earth know what HTML is?
Do 1/10 people on Earth even know what an STD is?