Xref: utzoo news.lists:929 news.groups:11990 Path: utzoo!attcan!utgpu!jarvis.csri.toronto.edu!mailrus!bbn!oliveb!sun-barr!decwrl!reid From: reid@decwrl.dec.com (Brian Reid) Newsgroups: news.lists,news.groups Subject: TOP 40 NEWSGROUPS IN ORDER BY AMOUNT OF CROSSPOSTING (AUG 89) Message-ID: <174@apostrophe.dec.com> Date: 1 Sep 89 13:41:02 GMT Sender: reid@decwrl.dec.com 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 31000 1449 98% 2 55.6 100% 0.00 6.2% comp.sources.unix 2 1700 81 10% 11 428.9 100% 0.05 0.3% unix-pc.sources 3 940 44 56% 1 1.4 100% 0.00 0.2% bionet.molbio.embldatabank 4 450 21 6% 3 6.0 100% 0.00 0.1% u3b.tech 5 14000 673 94% 5 13.0 80% 0.00 2.9% sci.research 6 7800 365 83% 23 73.1 68% 0.01 1.6% soc.misc 7 16000 751 97% 64 112.2 58% 0.01 3.2% comp.mail.misc 8 2100 100 11% 155 276.3 55% 0.03 0.4% unix-pc.general 9 11000 515 96% 65 123.0 54% 0.02 2.2% comp.edu 10 15000 709 96% 150 249.7 52% 0.03 3.0% comp.sys.att 11 13000 598 97% 8 15.7 50% 0.00 2.6% comp.std.misc 12 12000 580 96% 4 6.3 50% 0.00 2.5% comp.windows.misc 13 6500 304 95% 8 18.7 50% 0.00 1.3% comp.lsi 14 4600 217 97% 2 13.4 50% 0.01 0.9% comp.mail.headers 15 4400 207 97% 2 9.4 50% 0.00 0.9% comp.org.decus 16 1900 88 84% 4 6.2 50% 0.00 0.4% comp.os.rsts 17 1500 71 94% 2 2.3 50% 0.00 0.3% comp.sys.ridge 18 1400 66 78% 2 2.1 50% 0.00 0.3% comp.lang.lisp.franz 19 1400 65 5% 2 7.7 50% 0.00 0.3% sci.aeronautics 20 12000 585 97% 11 15.0 45% 0.00 2.5% comp.protocols.misc 21 17000 778 86% 249 769.9 42% 0.07 3.3% misc.headlines 22 6800 318 85% 98 281.2 38% 0.06 1.4% rec.arts.misc 23 4500 210 73% 8 7.2 38% 0.00 0.9% gnu.chess 24 18000 835 98% 20 34.3 37% 0.00 3.6% news.sysadmin 25 10000 486 87% 56 161.9 34% 0.03 2.1% comp.music 26 41000 1915 95% 217 204.1 33% 0.01 8.2% misc.wanted 27 20000 936 97% 6 23.1 33% 0.00 4.0% comp.newprod 28 12000 568 90% 16 35.8 33% 0.00 2.4% comp.editors 29 10000 480 87% 22 28.1 33% 0.00 2.1% comp.periphs.printers 30 7700 362 93% 12 25.0 33% 0.01 1.6% sci.logic 31 9100 430 59% 54 89.9 31% 0.01 1.8% alt.restaurants 32 50000 2366 86% 650 801.0 30% 0.02 10.1% misc.forsale 33 28000 1297 98% 21 35.4 30% 0.00 5.6% news.misc 34 6400 302 82% 38 44.5 28% 0.01 1.3% rec.ham-radio.swap 35 17000 779 94% 16 32.0 27% 0.00 3.3% sci.misc 36 6900 324 78% 817 1908.0 27% 0.39 1.4% talk.politics.mideast 37 6800 318 78% 11 31.4 27% 0.01 1.4% alt.hypertext 38 19000 872 83% 400 932.7 26% 0.07 3.7% soc.women 39 11000 508 88% 24 34.6 26% 0.01 2.2% comp.theory 40 12000 552 96% 109 332.5 25% 0.05 2.4% sci.crypt