<p>For Fall 2010, Vassar accepted 41.5% of all early decision applicants (ED-I + ED-II). There were 639 ED applications and 265 acceptances. This data is from the Vassar College Common Data Set 2010/11:</p>
<p>[C</a>. First-time, First-year (Freshman) Admission - Institutional Research - Vassar College](<a href=“Institutional Research – Vassar College”>Institutional Research – Vassar College)</p>
<p>I don’t know if you’d be able to find admissions data just for ED-II.</p>