==All told, 630,000 millionaires — about 1% of all IRA savers — cumulatively had more than $1 trillion in IRA accounts, accounting for 22% of all IRA assets.==
https://www.marketwatch.com/story/how-to-shelter-hundreds-of...
https://www.marketwatch.com/story/how-to-shelter-hundreds-of...
(excluding your home)