name    file1   file2   %change  file3   %change
foo     4       4       0%       4       0%
bar     6       8       133%     8       0%
baz     4       4       0%       5       125%
quux    8       8       0%       8       0%
quuux   6       5       -83%     5       0%
quuuux  empty   empty            empty