ven, most are taken from the 
         Boost regex examples, or from the <a href="http://www.regxlib.com/">Library of 
            Regular Expressions</a>. In addition, some variation in the relative 
         performance of these libraries can be expected on other machines - as memory 
         access and processor caching effects can be quite large for most finite state 
         machine algorithms.</P>
      <H3>Averages</H3>
      <P>The following are the average relative scores for all the tests: the p