Rate   wmap  count  wgrep wregex windex
wmap   5.42/s     --   -12%   -60%   -97%   -98%
count  6.13/s    13%     --   -54%   -97%   -98%
wgrep  13.5/s   148%   120%     --   -93%   -96%
wregex  198/s  3558%  3132%  1372%     --   -37%
windex  317/s  5741%  5062%  2251%    60%     --