Here?s How The Dow And S&P 500 Perform In Years After They Ring Up Gains Of 20% by The Options Insider | Dec 20, 2019 | News Feed https://www.marketwatch.com/story/heres-how-the-dow-and-sp-500-perform-in-years-after-they-ring-up-gains-of-20-2019-12-19?mod=home-page