🚀 go-pugleaf

         No. of        $ Cost  % of  Cumulative
Rank  Kbytes Articles per Site Total  % of Total  Group (Articles/contributor)
   1   649.1      84     20.28  6.5%     6.5%     net.sources (1.7)
   2   615.0     261     19.22  6.2%    12.7%     net.religion (4.3)
   3   463.3     199     14.48  4.7%    17.4%     net.micro.pc (1.8)
   4   413.1     436     12.91  4.2%    21.6%     net.columbia (2.0)
   5   409.6     184     12.80  4.1%    25.7%     net.philosophy (4.6)
   6   392.9     211     12.28  4.0%    29.7%     net.religion.christian (3.7)
   7   383.5      20     11.98  3.9%    33.5%     net.sources.mac (1.8)
   8   381.2     206     11.91  3.8%    37.4%     net.politics (3.4)
   9   363.1     311     11.35  3.7%    41.0%     net.women (2.7)
  10   290.0     309      9.06  2.9%    44.0%     net.music (2.9)
  11   260.3     391      8.14  2.6%    46.6%     net.space (3.0)
  12   253.2     244      7.91  2.6%    49.1%     net.audio (2.0)
  13   241.9     327      7.56  2.4%    51.6%     net.jokes (1.9)
  14   229.2     233      7.16  2.3%    53.9%     net.micro.mac (1.7)
  15   210.4     210      6.58  2.1%    56.0%     net.sf-lovers (2.1)
  16   208.5      93      6.51  2.1%    58.1%     net.abortion (2.4)
  17   184.0     182      5.75  1.9%    60.0%     net.micro.amiga (2.1)
  18   169.6     164      5.30  1.7%    61.7%     net.unix-wizards (1.5)
  19   160.3     130      5.01  1.6%    63.3%     net.unix (2.5)
  20   155.0     193      4.84  1.6%    64.9%     net.micro.atari (3.2)
  21   147.6     160      4.61  1.5%    66.3%     net.auto (2.0)
  22   139.3      88      4.35  1.4%    67.7%     net.kids (1.8)
  23   136.3     148      4.26  1.4%    69.1%     net.lang.c (1.7)
  24   135.5     137      4.23  1.4%    70.5%     net.singles (2.1)
  25   124.7     135      3.90  1.3%    71.7%     net.micro (2.8)

$ Cost is the cost of sending it over a 1200 baud, long distance, phone link
presuming $0.15 per minute and 800 baud effective throughput.