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From: reid@decwrl.UUCP (Brian Reid)
Newsgroups: news.lists,news.groups
Subject: TOP 40 NEWSGROUPS IN ORDER BY TRAFFIC VOLUME (DEC 86)
Message-ID: <7317@decwrl.DEC.COM>
Date: Thu, 1-Jan-87 11:10:54 EST
Article-I.D.: decwrl.7317
Posted: Thu Jan  1 11:10:54 1987
Date-Received: Thu, 1-Jan-87 22:15:25 EST
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Organization: DEC Western Research Laboratory, Palo Alto, Calif., USA
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Xref: mnetor news.lists:27 news.groups:113

TOP 40 NEWSGROUPS IN ORDER BY TRAFFIC VOLUME
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
  1  3500   294   88%   754 2821.1   215   3.20    2.5%  comp.sys.amiga
  2  7600   640   96%    81 2590.7    10   1.40    5.4%  mod.mac.binaries
  3 28000  2334   94%    95 2355.2     3   0.34   19.6%  net.sources
  4  8100   684   88%   944 2142.4   116   1.10    5.8%  soc.singles
  5  3500   298   88%   372 1918.1   106   2.20    2.5%  comp.sys.atari.st
  6  2200   184   87%   414 1433.1   188   2.60    1.5%  talk.religion.misc
  7 15000  1265   93%    47 1101.4     3   0.29   10.6%  net.sources.games
  8  2900   245   88%   428 1038.3   147   1.40    2.1%  talk.politics.misc
  9  3400   286   76%   557 1019.7   163   1.20    2.4%  rec.arts.startrek
 10  1900   160   88%   242  808.0   127   1.70    1.3%  talk.abortion
 11  3300   279   87%   285  775.2    86   0.94    2.3%  soc.motss
 12  4000   333   79%   305  707.1    76   0.71    2.8%  rec.arts.sf-lovers
 13  1800   148   75%   247  652.5   137   1.50    1.2%  rec.arts.comics
 14  7500   631   89%   367  627.0    48   0.34    5.3%  comp.sys.ibm.pc
 15  2800   232   92%   190  594.8    67   0.85    2.0%  soc.culture.indian
 16  2700   230   92%   200  558.3    74   0.83    1.9%  soc.culture.jewish
 17  6900   579   89%   314  540.9    45   0.31    4.9%  comp.lang.c
 18  1800   155   88%   134  524.0    74   1.20    1.3%  talk.origins
 19  4700   396   75%   305  489.4    65   0.42    3.3%  rec.arts.movies
 20  8600   720   96%    18  463.8     2   0.22    6.1%  mod.mac
 21  2700   226   89%   171  450.4    63   0.67    1.9%  mod.music.gaffa
 22  6500   545   90%   277  434.3    42   0.27    4.6%  comp.sys.mac
 23  2600   221   89%   190  431.9    73   0.67    1.9%  comp.sys.apple
 24  5700   476   88%   191  425.5    33   0.30    4.0%  soc.women
 25  6000   504   88%   297  422.8    49   0.28    4.2%  talk.bizarre
 26  2500   206   77%   278  408.8   111   0.66    1.7%  rec.music.misc
 27  6400   538   74%   240  356.0    37   0.22    4.5%  rec.humor
 28 12000  1018   93%    18  351.8     1   0.12    8.6%  net.sources.mac
 29  1600   133   74%   212  351.4   133   0.88    1.1%  rec.aviation
 30  1400   116   74%   130  333.1    92   0.95    1.0%  rec.ham-radio
 31  3800   317   58%    15  329.3     4   0.35    2.7%  news.lists
 32  7600   640   89%   227  328.3    29   0.17    5.4%  comp.unix.questions
 33  7100   597   97%   167  310.1    23   0.18    5.0%  mod.protocols.tcp-ip
 34  9500   796   96%   191  308.3    20   0.13    6.7%  mod.computers.vax
 35  2200   189   89%    64  295.5    29   0.54    1.6%  talk.philosophy.misc
 36  2600   216   74%   195  295.4    75   0.46    1.8%  rec.video
 37  5100   429   91%   104  293.9    20   0.23    3.6%  comp.emacs
 38  8000   676   91%   181  292.8    22   0.15    5.7%  comp.unix.wizards
 39  4000   334   76%   162  281.9    40   0.28    2.8%  rec.audio
 40  4400   371   91%    90  274.1    20   0.25    3.1%  news.software.b