🚀 go-pugleaf

         No. of        $ Cost  % of  Cumulative
Rank  Kbytes Articles per Site Total  % of Total  Group (Articles/contributor)
   1   812.3      47     25.38  6.9%     6.9%     net.sources (1.6)
   2   693.2     245     21.66  5.9%    12.7%     talk.religion.misc (3.0)
   3   548.8     234     17.15  4.6%    17.4%     talk.politics.misc (2.7)
   4   496.0     197     15.50  4.2%    21.6%     comp.sys.amiga (1.9)
   5   400.3     102     12.51  3.4%    25.0%     comp.sys.atari.st (1.7)
   6   302.6      16      9.46  2.6%    27.5%     net.sources.mac (1.2)
   7   295.5      13      9.24  2.5%    30.1%     mod.politics.arms-d (13.0)
   8   287.5     262      8.98  2.4%    32.5%     net.sf-lovers (1.7)
   9   284.6     235      8.89  2.4%    34.9%     net.music (1.7)
  10   282.1      10      8.82  2.4%    37.3%     mod.mac (5.0)
  11   202.3     191      6.32  1.7%    39.0%     comp.sys.ibm.pc (1.4)
  12   197.0       5      6.16  1.7%    40.7%     mod.sources (5.0)
  13   191.5     143      5.98  1.6%    42.3%     net.movies (1.4)
  14   179.6      11      5.61  1.5%    43.8%     mod.mac.binaries (2.8)
  15   172.4     137      5.39  1.5%    45.3%     comp.lang.c (1.6)
  16   165.4     132      5.17  1.4%    46.7%     net.sport.football (1.7)
  17   162.9     145      5.09  1.4%    48.0%     comp.unix.questions (1.3)
  18   162.2     129      5.07  1.4%    49.4%     net.auto (1.4)
  19   158.9       2      4.96  1.3%    50.8%     mod.newslists (2.0)
  20   158.4     162      4.95  1.3%    52.1%     comp.sys.mac (1.5)
  21   157.9      81      4.93  1.3%    53.4%     mod.music.gaffa (2.5)
  22   157.2      44      4.91  1.3%    54.8%     talk.philosophy.misc (1.7)
  23   153.7      84      4.80  1.3%    56.1%     misc.kids (1.3)
  24   148.4     133      4.64  1.3%    57.3%     comp.unix.wizards (1.2)
  25   140.0      75      4.37  1.2%    58.5%     net.comics (1.3)

$ 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.