The number 21.3% is from the Chinese National Bureau Of Statistics. And it is record high, sir. You don't trust Chinese statistics?
Chinese Economics Thread
What are your objections exactly? He always comes across as even handed on most of his posts. Not to mention whatever you feel about him doesn't invalidate what he wrote. Even in the comments people from moderate Sinophiles like Ralph Litzinger to the hardcore pro-China nationalist like Cyrus...
www.sinodefenceforum.com
The 21.3% number is real, but it's just not 21.3% of ALL youths, the real number is closer to ~7% while US is at about 4% (the real US number is also probably higher lol).