ActivePerl v5.8.9 built for MSWin32-x86-multi-thread, Binary build 825 [288577]
           Rate unpack_C unpack_a    split    regex
unpack_C 3.48/s       --      -5%      -7%      -9%
unpack_a 3.66/s       5%       --      -3%      -4%
split    3.76/s       8%       3%       --      -1%
regex    3.82/s      10%       4%       1%       --

           Rate unpack_C    regex unpack_a    split
unpack_C 3.56/s       --      -5%      -5%      -6%
regex    3.74/s       5%       --      -0%      -1%
unpack_a 3.74/s       5%       0%       --      -1%
split    3.79/s       7%       2%       1%       --


Rate    split unpack_C    regex unpack_a
split    3.45/s       --      -4%      -9%     -25%
unpack_C 3.58/s       4%       --      -6%     -22%
regex    3.79/s      10%       6%       --     -18%
unpack_a 4.60/s      34%      29%      21%       --