S&P 500 closed the year 2019 at 3230,78 with a net gain of 28,88 %.
Since 1950, the S&P 500 have had a net gain of 25 % or more 13 times excluding 2019. The last time in recent years was 2013 with a gain of 29,60 %.
Remarkably, the average yearly gain following such a year is + 11,25 % with...