Is this information obtainable?

[Aiza]

I trying to estimate the number of Freebsd computers.
To gauge a rough range size.

Number of subscribers to this question list.

Number of unique email address or ip address across all the Freebsd 
mailing lists.

Number of unique ip address hits to the cvsup & ftp servers since Jan 2009.

Unique hits on the FreeBSD handbook since Jan 2009.



Is this information obtainable?