hi, I am the italian in subject:)

total addresses is non empty plus zero addresses (zero balance addresse are about 90% of total addresses).

Initially I think that the Active (not zero) addresses was the best, but
statistic analysis tell that the best fit is Total address (including zero)

This graph show how my equation (blue line) fit bitcoin price:




here the translation of original thread:

http://translate.google.com/translate?hl=en&sl=it&tl=en&u=http%3A%2F%2Fixquick-proxy.com%2Fdo%2Fspg%2Fproxy%3Fep%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%26epile%3D4q6n41784q7n45794q7n41794q5638324q5335725n586o3q%26edata%3Dfc5a5c9a5d97a18f40c5a21299c725f1%26ek%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%26ekdata%3D994c7484e19747a35918a9bf2b6534e2

PS: sorry for bad english