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TOP 40 NEWSGROUPS IN ORDER BY PER-READER COST (JUL 92)

Una Smith una at phy.duke.edu
Mon Aug 10 19:45:01 EST 1992


An interesting statistic calculated by the folks who keep
track of Usenet traffic is the estimated number of people
who read bionet.molbio.genbank.updates:  14,000!  Can it be?

	Una


Really-From: reid at decwrl.dec.com (Brian Reid)
Newsgroups: news.lists,news.groups

TOP 40 NEWSGROUPS IN ORDER BY PER-READER COST
A companion posting explains the statistics and the algorithms that  
produced
them.

        +-- Estimated total number of people who read the group,  
worldwide.
        |     +-- Actual number of readers in sampled population
        |     |     +-- Propagation: how many sites receive this group at  
all
        |     |     |      +-- Recent traffic (messages per month)
        |     |     |      |      +-- Recent traffic (kilobytes per month)
        |     |     |      |      |      +-- Crossposting percentage
        |     |     |      |      |      |    +-- Cost ratio:  
$US/month/rdr
        |     |     |      |      |      |    |      +-- Share: % of  
newsrders
        |     |     |      |      |      |    |      |   who read this  
group.
        V     V     V      V      V      V    V      V
   1     61     1    2% 15526 22244.0     0% 18.00   0.0%  ncar.weather
   2  45000   735   52%   936 45677.9     2%  1.10   1.8%   
alt.binaries.sounds.misc
   3  14000   233   42%  3849 15300.6     0%  0.95   0.6%   
bionet.molbio.genbank.updates



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