+-- 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/rdr
        |     |     |      |      |      |    |      +-- Share: % of newsrders
        |     |     |      |      |      |    |      |   who read this group.
        V     V     V      V      V      V    V      V
jan93  10000   268   62%  1046  2414.4     1%  0.27   0.6%
may93  15000   297   62%  1526  3533.8     2%  0.25   0.6%
jul93  19000   315   63%   732  1813.4    12%  0.09   0.8%
sep93  18000   291   62%   886  1762.2    44%  0.10   0.7%
feb95  47000   320   64%  2011     2.8    25%  0.04   0.5%
may95  44000   199   65%  1910     3.3    24%  0.05   0.4%
jul95  43000   171   64%  2366     4.4    12%  0.06   0.3%