+ legend += (
+ f"{table[u'reference'][u'title']} "
+ f"Avg({table[u'include-tests']}): "
+ f"Mean value of {table[u'include-tests']} [Mpps] computed from a "
+ f"series of runs of the listed tests executed against "
+ f"rls{table[u'reference'][u'title']}.\n"
+ f"{table[u'reference'][u'title']} "
+ f"Stdev({table[u'include-tests']}): "
+ f"Standard deviation value of {table[u'include-tests']} [Mpps] "
+ f"computed from a series of runs of the listed tests executed "
+ f"against rls{table[u'reference'][u'title']}.\n"
+ f"{table[u'compare'][u'title']} "
+ f"Avg({table[u'include-tests']}): "
+ f"Mean value of {table[u'include-tests']} [Mpps] computed from a "
+ f"series of runs of the listed tests executed against "
+ f"rls{table[u'compare'][u'title']}.\n"
+ f"{table[u'compare'][u'title']} "
+ f"Stdev({table[u'include-tests']}): "
+ f"Standard deviation value of {table[u'include-tests']} [Mpps] "
+ f"computed from a series of runs of the listed tests executed "
+ f"against rls{table[u'compare'][u'title']}.\n"
+ f"Diff({table[u'reference'][u'title']},"
+ f"{table[u'compare'][u'title']}): "
+ f"Percentage change calculated for mean values.\n"
+ u"Stdev(Diff): "
+ u"Standard deviation of percentage change calculated for mean "
+ u"values.\n"
+ u"NT: Not Tested\n"
+ )