This value is returned if the GetSampledRequests request
specifies the ID of a RuleGroup rather than the ID of an
individual rule. RuleWithinRuleGroup is the rule within the
specified RuleGroup that matched the request listed in the
response.
A value that indicates how one result in the response relates proportionally
to other results in the response. A result that has a weight of
2 represents roughly twice as many CloudFront web requests as a
result that has a weight of 1.