Search:

Well I count all the age groups. I think the least percentage of understanding is among the schoolchildren and among the old people. For the middle age and the students the percentage is greater.

I would say that I cannot understand the spirit of English as a human language. Even if I compose a sentence I compose it as a program code with most of the words look weird and nonsensical for me....

Well I also do not understand anything when I see an English-language movie or listen to a song.
At the same time there is hardly 1% who can read English as I can so the number of those who can...

I do not think that there are many English-derived words outside computer and financial slang. At least way less than from Latin, Greek and even German.

I think less than 0.01%.