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.
