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From: reid@decwrl.DEC.COM (Brian Reid)
Newsgroups: news.lists,news.groups
Subject: BOTTOM 20 NEWSGROUPS IN ORDER BY PROPAGATION (OCT 87)
Message-ID: <12043@decwrl.DEC.COM>
Date: Sun, 1-Nov-87 11:16:56 EST
Article-I.D.: decwrl.12043
Posted: Sun Nov  1 11:16:56 1987
Date-Received: Thu, 5-Nov-87 19:46:49 EST
Organization: DEC Western Research Laboratory, Palo Alto, Calif., USA
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Approved: reid@decwrl.dec.com
Xref: mnetor news.lists:290 news.groups:1856

BOTTOM 20 NEWSGROUPS IN ORDER BY PROPAGATION
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)
       |     |     |      |     |      +-- Participation ratio
       |     |     |      |     |      |    +-- Cost ratio: $US/month/reader
       |     |     |      |     |      |    |       +-- Share: % of newsreaders
       |     |     |      |     |      |    |       |   who read this group.
       V     V     V      V     V      V    V       V
269  4900   383   41%    10   10.8     2   0.01    2.3%  comp.theory
270  3200   251   41%   101  256.7    31   0.47    1.5%  alt.drugs
271  2300   179   41%    10   18.3     4   0.05    1.1%  news.software.nntp
272  1800   142   41%     7   18.7     3   0.06    0.8%  sci.psychology
273  2100   165   40%     2    2.8     1   0.01    1.0%  comp.ai.vision
274  2100   162   39%    28   42.2    13   0.12    1.0%  comp.lang.icon
275  2400   190   38%    47   71.0    19   0.17    1.1%  comp.protocols.tcp-ip.domains
276  1600   127   38%     2   23.2     1   0.09    0.8%  comp.sys.ibm.pc.net
277   940    74   38%    40   48.0    42   0.30    0.4%  comp.lang.rexx
278   900    71   38%    11   17.8    12   0.12    0.4%  soc.culture.esperanto
279  1500   115   37%    10   20.2     6   0.08    0.7%  sci.bio.technology
280  1300   104   37%    17   19.3    13   0.09    0.6%  comp.os.v
281  1200    96   37%     8   17.1     7   0.08    0.6%  comp.music
282  1100    85   36%     1    0.8     1   0.00    0.5%  comp.unix.cray
283   610    48   36%     2   11.5     4   0.11    0.3%  comp.lang.clu
284  4900   385   35%   218  545.0    44   0.66    2.3%  alt.flame
285  1900   146   35%     4   10.0     2   0.03    0.9%  comp.edu.composition
286  3400   269   34%    52   96.1    15   0.17    1.6%  alt.cyberpunk
287   710    56   31%    24   31.6    34   0.26    0.3%  comp.lang.asm370
288  1500   118   11%    44   96.2    29   0.38    0.7%  comp.sys.mac.hypercard