START:
             Rate    grap    grep   grap2   grap3   first foreach
grap        605/s      --    -19%    -93%    -93%    -99%   -100%
grep        745/s     23%      --    -91%    -91%    -99%   -100%
grap2      8416/s   1291%   1030%      --     -2%    -84%    -99%
grap3      8566/s   1316%   1050%      2%      --    -84%    -99%
first     53924/s   8811%   7140%    541%    530%      --    -95%
foreach 1005403/s 166050% 134888%  11846%  11637%   1764%      --

MIDDLE:
          Rate    grap   grap2   grap3   first    grep foreach
grap     169/s      --    -31%    -32%    -77%    -78%    -84%
grap2    244/s     45%      --     -2%    -67%    -68%    -77%
grap3    249/s     47%      2%      --    -67%    -68%    -76%
first    746/s    342%    205%    200%      --     -3%    -29%
grep     772/s    358%    216%    210%      3%      --    -27%
foreach 1056/s    526%    332%    325%     42%     37%      --

END:
          Rate    grap   grap3   grap2   first foreach    grep
grap    99.3/s      --    -18%    -20%    -73%    -81%    -86%
grap3    121/s     22%      --     -3%    -68%    -77%    -84%
grap2    124/s     25%      3%      --    -67%    -76%    -83%
first    372/s    275%    208%    199%      --    -29%    -49%
foreach  526/s    430%    335%    323%     41%      --    -28%
grep     735/s    640%    508%    491%     98%     40%      --