Kluge to donate at least 400 million to university

Colleges & Universities A-Z Columbia University
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<p>Um... I don't know where you got your info from, but according to this source:
<a href="http://www.columbia.edu/cu/opir/facts.html?international%5B/url%5D"&gt;http://www.columbia.edu/cu/opir/facts.html?international&lt;/a&gt;&lt;/p>

<p>it's 7% as of fall 2005. I doubt that is has changed that much in fall 2006, but maybe you have newer data?</p>