Actually, I think the move from 1982 to 2000 best resembles the move from 1813 to 1834. <a href="http://siliconinvestor.advfn.com/readmsg.aspx?msgid=25230320" target="_blank">http://siliconinvestor.advfn.com/readmsg.aspx?msgid=25230320</a> Furthermore, remember that chart goes only to 2007, so it's missing the 50% drop this year.