black wednesday?, page-102

US market data regarding memorial day

Dow Jones Industrial Avg
Tues after Memorial Day ? Avg loss of -.01%, Best of +4.69% in 1962, Worst of -5.75% in 1932
1 Week after Memorial Day ? Avg gain of +.41%, Best of +10.76% in 1970, Worst of -7.60% in 1932
1 Month after Memorial Day ? Avg gain of +.39%, Best of +22.94% in 1938, Worst of -18.95% in 1930
S&P 500
Tues after Memorial Day ? Avg loss of -.01%, Best of +4.65% in 1962, Worst of -7.45% in 1932
1 Week after Memorial Day ? Avg gain of +.55%, Best of +10.80% in 1970, Worst of -8.96% in 1932
1 Month after Memorial Day ? Avg gain of +1.12%, Best of +22.98% in 1938, Worst of -17.39% in 1930
Nasdaq Composite
Tues after Memorial Day ? Avg gain of +.03%, Best of +7.93% in 2000, Worst of -3.35% in 2001
1 Week after Memorial Day ? Avg gain of +.89%, Best of +19.24% in 2000, Worst of -5.95% in 2002
1 Month after Memorial Day ? Avg gain of +1.04%, Best of +20.97% in 2000, Worst of -12.18% in 2002

http://www.straightstocks.com/investing-lessons/stock-trading-ahead-of-memorial-day-the-numbers-in-the-crosshairs/