Nikkei Dec 1989: 39000, today 14300, avg return per year=8%?
Nasdaq Composite Mar 2000: 5000, today 4000, avg return per year=8%?
S&P500 Mar 2000: 1500, today 1770, avg return per year=8%?
FTSEMIB Mar 2000: 53000, today 19300, avg return per year=8%?
don't know as a trader, but...