<p>According to the CollegeBoard the breakdown is:</p>
<p>
[quote]
5 Extremely well qualified
4 Well qualified
3 Qualified
2 Possibly qualified
1 No recommendation
[/quote]
</p>
<p>Usually the statistical breakdown is that the top 10%-15% get a 5, the next 20%-25% receive a 4. The breakdown for the 2005 version of the US History test is here:</p>
<p>Considering that those taking the test are often in the upper portion of their class finishing in the top 30%-45% on one of these test is really pretty good.</p>