The Internet Bubble – The Bubble Index April 4, 2014 lpplmarketwatch dow jones, nasdaq The following PDF shows The Bubble Index before and after the Internet Bubble of the late 1990’s. NOTE: This is the standardized version, so a value of 100 would correspond to the value of The Bubble Index: DJIA (1764 days) on October 1, 1929. Download PDF DJIA Internet Bubble – The Bubble Index