TOP 40 NEWSGROUPS IN ORDER BY PROPAGATION (JAN 87)
Brian Reid
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 10000 822 97% 2 24.4 0 0.01 7.4% mod.newslists
2 8200 645 97% 38 75.1 4 0.04 5.8% mod.std.unix
3 6800 540 97% 164 265.4 24 0.16 4.9% mod.protocols.tcp-ip
4 15000 1147 96% 41 1754.5 2 0.47 10.3% mod.sources
5 11000 835 96% 4 8.2 0 0.00 7.5% mod.newprod
6 10000 825 96% 60 157.2 6 0.06 7.4% mod.recipes
7 9900 779 96% 518 834.3 52 0.34 7.0% mod.computers.vax
8 9800 772 96% 5 308.7 0 0.13 6.9% mod.computers.ibm-pc
9 9200 730 96% 78 122.9 8 0.05 6.6% mod.telecom
10 8800 692 96% 22 525.7 2 0.24 6.2% mod.mac
11 8400 662 96% 14 25.2 1 0.01 6.0% mod.computers.laser-printers
12 7800 612 96% 15 33.4 2 0.02 5.5% mod.computers.workstations
13 7600 601 96% 21 791.7 2 0.42 5.4% mod.mac.binaries
14 7000 552 96% 111 177.1 15 0.10 5.0% sci.math
15 5600 442 96% 2 3.7 0 0.00 4.0% mod.protocols
16 5400 429 96% 17 40.4 3 0.03 3.9% mod.comp-soc
17 5100 404 96% 7 223.7 1 0.18 3.6% mod.mac.sources
18 5000 393 96% 4 98.5 0 0.08 3.5% mod.protocols.kermit
19 4700 371 96% 10 18.4 2 0.02 3.3% sci.math.symbolic
20 4300 338 96% 11 23.4 2 0.02 3.0% sci.math.stat
21 18000 1401 95% 1 2.1 0 0.00 12.6% mod.announce
22 15000 1191 95% 4 14.6 0 0.00 10.7% mod.conferences
23 10000 821 95% 88 214.9 8 0.09 7.4% mod.ai
24 8800 695 95% 37 79.5 4 0.04 6.2% mod.os
25 8100 642 95% 1 1.3 0 0.00 5.8% mod.os.unix
26 7000 553 95% 1 3.8 0 0.00 5.0% mod.graphics
27 6700 529 95% 15 23.5 2 0.01 4.8% mod.compilers
28 6700 528 95% 117 154.4 17 0.09 4.7% sci.electronics
29 3900 311 95% 15 15.3 4 0.02 2.8% mod.protocols.appletalk
30 3700 294 95% 11 12.3 3 0.01 2.6% mod.computers.68k
31 3600 283 95% 44 57.2 12 0.06 2.5% mod.computers.apollo
32 3100 243 95% 8 11.0 2 0.01 2.2% mod.computers.masscomp
33 2200 177 95% 1 6.4 0 0.01 1.6% mod.os.os9
34 6300 497 94% 4 141.8 0 0.09 4.5% mod.computers.sun
35 4800 382 94% 35 45.6 7 0.04 3.4% mod.amiga
36 2600 204 94% 4 22.4 1 0.03 1.8% mod.computers.pyramid
37 11000 850 93% 62 65.4 5 0.02 7.6% misc.wanted
38 10000 803 93% 37 56.2 3 0.02 7.2% news.misc
39 6500 517 93% 28 85.7 4 0.05 4.6% sci.misc
40 6400 503 93% 252 498.0 39 0.32 4.5% sci.med