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From: reid@decwrl.dec.com (Brian Reid)
Newsgroups: news.lists,news.groups
Subject: TOP 40 NEWSGROUPS IN ORDER BY AMOUNT OF CROSSPOSTING (SEP 89)
Message-ID: <212@apostrophe.dec.com>
Date: 1 Oct 89 13:07:18 GMT
Organization: DEC Western Research Laboratory, Palo Alto, Calif., USA
Lines: 54
Approved: reid@decwrl.dec.com

TOP 40 NEWSGROUPS IN ORDER BY AMOUNT OF CROSSPOSTING
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/reader
       |     |     |      |     |      |    |       +-- Share: % of newsreaders
       |     |     |      |     |      |    |       |   who read this group.
       V     V     V      V     V      V    V       V
  1  5600   254   76%     1    1.3   100%  0.00    1.1%  gnu.config
  2  3200   145   96%     1    0.8   100%  0.00    0.6%  comp.sys.m6809
  3  7000   318   95%    12   22.5    75%  0.01    1.4%  comp.lsi
  4 23000  1050   97%    16  210.7    60%  0.02    4.5%  news.lists
  5 12000   528   96%    78  140.0    59%  0.02    2.3%  sci.bio
  6  1900    87   62%     9   10.5    56%  0.01    0.4%  alt.prose.d
  7 18000   809   96%    72  122.1    54%  0.01    3.5%  comp.lang.misc
  8 18000   791   97%     2    4.6    50%  0.00    3.4%  news.sysadmin
  9  3900   177   57%     2    6.9    50%  0.00    0.8%  talk.rape
 10  1000    47   13%     8    9.2    50%  0.00    0.2%  unix-pc.bugs
 11   710    32   12%     2    0.8    50%  0.00    0.1%  unix-pc.test
 12 16000   719   97%   157  697.7    46%  0.08    3.1%  comp.sys.att
 13 13000   589   95%    38   65.8    44%  0.01    2.5%  comp.edu
 14  3300   149   79%    36   65.4    44%  0.03    0.6%  talk.politics.soviet
 15  4200   189   54%     7   32.5    43%  0.01    0.8%  alt.cyb-sys
 16 15000   686   87%   327  833.2    42%  0.09    2.9%  misc.headlines
 17  7100   322   83%     5    3.9    40%  0.00    1.4%  soc.misc
 18  4700   213   69%     5    7.1    40%  0.00    0.9%  alt.emusic
 19 11000   498   87%    36   60.0    35%  0.01    2.1%  comp.theory
 20 10000   462   95%   120  181.3    35%  0.03    2.0%  sci.lang
 21 13000   570   88%    51  126.7    33%  0.02    2.4%  comp.editors
 22 11000   517   97%     3    9.3    33%  0.00    2.2%  comp.bugs.misc
 23  6100   277   95%     3    2.9    33%  0.00    1.2%  comp.std.internat
 24  2400   107   13%   109  175.4    33%  0.02    0.5%  unix-pc.general
 25 49000  2193   96%   199  190.4    32%  0.01    9.4%  misc.wanted
 26  7400   333   90%    26   58.6    32%  0.01    1.4%  soc.culture.misc
 27  6900   312   89%    65  201.0    31%  0.05    1.3%  soc.culture.arabic
 28  4700   211   84%    17   22.0    31%  0.01    0.9%  comp.sys.zenith
 29 24000  1073   95%    96  297.6    29%  0.02    4.6%  comp.ai
 30 13000   576   95%    48   78.4    29%  0.01    2.5%  sci.psychology
 31 13000   573   98%    40   48.4    29%  0.01    2.4%  news.config
 32 50000  2246   87%   568  662.6    28%  0.02    9.6%  misc.forsale
 33 19000   852   84%   478 1189.6    28%  0.10    3.6%  soc.women
 34 15000   680   94%    19   33.7    28%  0.00    2.9%  sci.research
 35 17000   761   97%    43   64.2    27%  0.01    3.2%  comp.bugs.4bsd
 36  7700   346   93%   165  250.3    27%  0.06    1.5%  rec.music.folk
 37 30000  1360   95%    97  170.7    26%  0.01    5.8%  comp.misc
 38 19000   844   94%    24   77.3    26%  0.01    3.6%  sci.misc
 39 15000   665   64%    20   27.1    26%  0.00    2.8%  alt.sources.d
 40 14000   615   97%    90  120.3    26%  0.02    2.6%  comp.sys.dec