From: reid@decwrl.dec.com (Brian Reid)
Newsgroups: news.lists,news.groups
Subject: TOP 40 NEWSGROUPS IN ORDER BY TRAFFIC VOLUME (DEC 92)
Date: 1 Jan 1993 20:42:17 GMT
Organization: DEC Network Systems Laboratory, Palo Alto, Calif., USA
NNTP-Posting-Host: torrey.pa.dec.com
Keywords: arbitron, statistics
Originator: reid@torrey.pa.dec.com

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)
        |     |     |      |      |      +-- Crossposting percentage
        |     |     |      |      |      |    +-- Cost ratio: $US/month/rdr
        |     |     |      |      |      |    |      +-- Share: % of newsrders
        |     |     |      |      |      |    |      |   who read this group.
        V     V     V      V      V      V    V      V
   1 120000  3316   56%  2216 98591.1     7%  0.85   7.1%  alt.binaries.pictures.erotica 
   2  69000  1922   58%  1088 42227.4     5%  0.66   4.1%  alt.binaries.pictures.misc 
   3  38000  1053   57%   480 21059.2     2%  0.58   2.2%  alt.binaries.sounds.misc 
   4   8100   226   41%  5134 18649.3     0%  1.80   0.5%  bionet.molbio.genbank.updates 
   5  23000   650   77%   268 12235.0     0%  0.76   1.4%  comp.binaries.os2 
   6  32000   885   71%  3130  7652.7    33%  0.31   1.9%  talk.abortion 
   7  44000  1228   46%   229  7565.6    38%  0.14   2.6%  alt.binaries.pictures 
   8  16000   449   71%   826  6800.1     9%  0.55   1.0%  misc.activism.progressive 
   9  47000  1315   81%   136  6640.6     0%  0.21   2.8%  comp.binaries.mac 
  10  58000  1611   75%  4268  6511.5     4%  0.15   3.4%  comp.sys.ibm.pc.games 
  11  22000   607   72%  2296  6403.9    16%  0.39   1.3%  comp.os.os2.advocacy 
  12  40000  1105   69%   642  6001.3    57%  0.19   2.4%  alt.conspiracy 
  13  24000   666   84%   258  5710.3     0%  0.37   1.4%  comp.mail.maps 
  14  39000  1087   77%  3620  5608.9     4%  0.20   2.3%  comp.os.linux 
  15  29000   801   72%  2875  5343.1     1%  0.24   1.7%  rec.sport.football.pro 
  16  34000   949   71%  1783  5341.3    19%  0.21   2.0%  talk.religion.misc 
  17  63000  1761   73%  1778  5320.4    62%  0.11   3.8%  talk.politics.misc 
  18  76000  2111   80%   220  4929.7     6%  0.09   4.5%  alt.sources 
  19  19000   517   58%  1624  4841.1    62%  0.27   1.1%  alt.rush-limbaugh 
  20  24000   662   58%   945  4820.9    40%  0.21   1.4%  alt.fan.rush-limbaugh 
  21  67000  1861   87%    93  4804.6     1%  0.12   4.0%  comp.sources.misc 
  22  25000   709   78%  2346  4693.3    14%  0.27   1.5%  comp.sys.amiga.advocacy 
  23  38000  1065   82%  2746  4664.3     7%  0.19   2.3%  comp.os.os2.misc 
  24  47000  1306   66%  1819  4500.8    15%  0.12   2.8%  alt.atheism 
  25 150000  4171   68%  2011  4475.8    40%  0.04   8.9%  alt.sex 
  26  70000  1960   86%  2742  4451.0    22%  0.10   4.2%  comp.sys.ibm.pc.hardware 
  27  47000  1316   76%  2325  4395.4     8%  0.13   2.8%  soc.motss 
  28  82000  2287   64%  1548  4363.3     9%  0.06   4.9%  alt.sex.bondage 
  29  74000  2051   73%  2966  4316.3     6%  0.08   4.4%  talk.bizarre 
  30 110000  3103   51%   782  4280.2     7%  0.04   6.6%  alt.sex.stories 
  31  69000  1919   74%  1812  4267.4    23%  0.08   4.1%  soc.culture.indian 
  32  29000   820   77%  2034  4139.6     0%  0.20   1.7%  rec.arts.tv.soaps 
  33  50000  1388   82%  1661  3986.6    17%  0.12   3.0%  sci.physics 
  34  25000   703   71%  1373  3975.0    23%  0.21   1.5%  talk.politics.mideast 
  35  18000   497   78%   118  3936.5     0%  0.31   1.1%  comp.binaries.apple2 
  36  48000  1339   81%  1660  3819.0    12%  0.12   2.9%  sci.space 
  37  33000   917   74%  1756  3788.0     8%  0.16   2.0%  soc.culture.jewish 
  38  75000  2091   83%    86  3619.7     0%  0.07   4.5%  comp.binaries.ibm.pc 
  39  47000  1303   80%  1767  3603.0     8%  0.11   2.8%  misc.kids 
  40  45000  1266   69%  2125  3530.5    23%  0.10   2.7%  alt.folklore.urban 
Xref: sparky news.lists:535 news.admin.misc:864