Came across and interesting graph of the 1929 and onwards chart...

Came across and interesting graph of the 1929 and onwards chart overlaid with 03 and onwards chart. Note sure of its accuracy, but I found it interesting so I thought I would share:

http://www.drdesignz.com/Dow-then-now.jpg

If this trend holds up, buy up big half way through 2010 - there was a huge spike from 40's to 80's in a matter of weeks.