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Article #478

TOP 40 NEWSGROUPS IN ORDER BY PROPAGATION (FEB 87)

#478
From: reid
Date: Sun, 01 Mar 1987 12:23
54 lines
4346 bytes
TOP 40 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
  1  8800   638   97%   110  132.6    12   0.06    5.6%  sci.electronics
  2 23000  1688   96%    57 2232.2     2   0.39   14.7%  mod.sources
  3 15000  1125   96%   282  403.5    18   0.11    9.8%  comp.unix.wizards
  4 14000  1053   96%   158  212.0    11   0.06    9.2%  comp.sources.d
  5 12000   880   96%    12   38.1     1   0.01    7.7%  news.misc
  6 12000   870   96%   214  270.3    17   0.09    7.6%  comp.sources.wanted
  7 11000   809   96%   427  643.1    38   0.23    7.1%  comp.sys.mac
  8 11000   804   96%   122  244.0    11   0.09    7.0%  news.groups
  9 11000   775   96%     2   27.3     0   0.01    6.8%  mod.newslists
 10  9800   715   96%    12   25.1     1   0.01    6.2%  mod.computers.workstations
 11  9600   696   96%   170  251.0    17   0.10    6.1%  comp.text
 12  9000   658   96%    60   93.7     6   0.04    5.7%  mod.computers.laser-printers
 13  8900   651   96%   145  192.6    16   0.09    5.7%  comp.emacs
 14  8900   648   96%    51   91.5     5   0.04    5.7%  comp.dcom.lans
 15  8800   638   96%   178  269.7    20   0.12    5.6%  comp.dcom.modems
 16  8600   623   96%    60  120.6     6   0.06    5.4%  news.admin
 17  8200   601   96%    88  233.1    10   0.11    5.2%  comp.mail.uucp
 18  8200   597   96%    17   31.2     2   0.02    5.2%  comp.bugs.misc
 19  8100   587   96%    14   42.5     1   0.02    5.1%  comp.databases
 20  7900   572   96%   272  613.0    34   0.31    5.0%  sci.math
 21  7800   569   96%    54   89.3     6   0.05    5.0%  comp.lang.c++
 22  7300   529   96%    14   14.6     1   0.01    4.6%  news.config
 23  7000   507   96%    18   30.2     2   0.02    4.4%  comp.bugs.sys5
 24  6900   502   96%    10   10.4     1   0.01    4.4%  comp.org.usenix
 25  6900   500   96%     5   16.0     0   0.01    4.4%  news.sysadmin
 26  6700   486   96%   108  307.7    16   0.18    4.2%  news.software.b
 27  6200   449   96%    30   28.7     4   0.02    3.9%  news.newsites
 28  5400   390   96%    18   42.5     3   0.03    3.4%  comp.mail.headers
 29  4900   356   96%     4    9.1     0   0.01    3.1%  sci.math.symbolic
 30  4600   338   96%    27   37.1     5   0.03    3.0%  comp.lang.ada
 31  4500   327   96%     7   11.8     1   0.01    2.9%  sci.math.stat
 32 16000  1166   95%   791 1598.1    49   0.40   10.2%  comp.sys.ibm.pc
 33 14000  1015   95%   264  352.8    18   0.10    8.9%  comp.unix.questions
 34 13000   932   95%    87   93.3     6   0.03    8.1%  misc.wanted
 35 13000   929   95%   284  451.3    21   0.14    8.1%  comp.lang.c
 36 12000   863   95%    15   30.7     1   0.01    7.5%  mod.newprod
 37 12000   859   95%     7  313.4     0   0.10    7.5%  mod.computers.ibm-pc
 38 12000   852   95%   111  150.5     9   0.05    7.4%  comp.graphics
 39 11000   804   95%   248  543.6    22   0.20    7.0%  comp.arch
 40 11000   789   95%    60  178.6     5   0.06    6.9%  mod.recipes
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Message-ID: <8366@decwrl.DEC.COM>
Path: arc1-ca.pugleaf.net!utzoo!utgpu!water!watnot!watmath!clyde!cbatt!ucbvax!decvax!decwrl!reid

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Path: arc1-ca.pugleaf.net!utzoo!utgpu!water!watnot!watmath!clyde!cbatt!ucbvax!decvax!decwrl!reid
From: reid@decwrl.UUCP
Newsgroups: mod.newslists,news.lists,news.groups
Subject: TOP 40 NEWSGROUPS IN ORDER BY PROPAGATION (FEB 87)
Message-ID: <8366@decwrl.DEC.COM>
Date: Sun, 1-Mar-87 07:23:35 EST
Article-I.D.: decwrl.8366
Posted: Sun Mar  1 07:23:35 1987
Date-Received: Mon, 2-Mar-87 05:46:25 EST
Sender: news@decwrl.DEC.COM
Organization: DEC Western Research Laboratory, Palo Alto, Calif., USA
Lines: 54
Approved: reid@decwrl.UUCP