1934 or close [yt]zHXispgbb84[/yt] http://www.macrotrends.net/1470/historical-silver-prices-100-year-chart http://www.macrotrends.net/1333/historical-gold-prices-100-year-chart http://www.macrotrends.net/1319/dow-jones-100-year-historical-chart Only one of those charts changes it constituent(s) over time.