This header section contains a bunch of left-justified
lines that are all shorter than 60 characters. Only the
headers and summary lines are interesting.

  Col1   Col2   Col3  Notes
  ----   ----   ----  -------------
     1    123    123  Foo bar baz
     2    741    200  Barbaz Foobar
     3    100      0  Boofar fazboo
         Total:  323

Next header section, etc.