$ perl match
       Rate orig   lc
orig 1492/s   --  -7%
lc   1608/s   8%   --

$ perl match
       Rate orig   lc
orig 1506/s   --  -7%
lc   1620/s   8%   --

$ perl match
       Rate orig   lc
orig 1492/s   --  -8%
lc   1627/s   9%   --